Changelog for "Lessons In Electric Circuits", all volumes, all chapters


2014 (Listed in chronological order from most recent to first

Volume 3, Chapters: 3 Modified 02/01/2014 (DC) -- See tshuck@allaboutcircuits.com CONTRIBUTORS LIST.

Volume 3, Chapters: 4 Modified 02/01/2014 (DC) -- See peek65408@allaboutcircuits.com CONTRIBUTORS LIST.

Volume 3, Chapters: 4 Modified 02/01/2014 (DC) -- See georacer@allaboutcircuits.com CONTRIBUTORS LIST.

Volume 3, Chapters: 4 Modified 02/01/2014 (DC) -- See LvW@allaboutcircuits.com CONTRIBUTORS LIST.

Volume 3, Chapters: 4 Modified 02/01/2014 (DC) -- See adam555@allaboutcircuits.com CONTRIBUTORS LIST.

Volume 3, Chapters: 4 Modified 02/01/2014 (DC) -- See triffid_hunter@allaboutcircuits.com CONTRIBUTORS LIST.

Volume 3, Chapters: 1,2 Modified 02/01/2014 (DC) -- See slidercrank@allaboutcircuits.com CONTRIBUTORS LIST.

Volume 2, Chapters: 6 Modified 02/01/2014 (DC) -- See slidercrank@allaboutcircuits.com CONTRIBUTORS LIST.

Volume 3, Chapters: 4 Modified 02/01/2014 (DC) -- See mrchen@allaboutcircuits.com CONTRIBUTORS LIST.

Volume 2, Chapters: 14 Modified 02/01/2014 (DC) -- See granzscientific@allaboutcircuits.com CONTRIBUTORS LIST.

Volume 4, Chapters: 9 Modified 02/01/2014 (DC) -- See Schoen85@allaboutcircuits.com CONTRIBUTORS LIST.

Volume 2, Chapters: 14 Modified 01/28/2014 (DC) -- See Wilibald@allaboutcircuits.com CONTRIBUTORS LIST.

Volume 1, Chapters: 4 Modified 01/28/2014 (DC) -- See Gilliveig@allaboutcircuits.com CONTRIBUTORS LIST.

Volume 2, Chapters: 9 Modified 01/24/2014 (DC) -- See theamber@allaboutcircuits.com CONTRIBUTORS LIST.

Volume 4, Chapters: 1 Modified 01/24/2014 (DC) -- See tshuck@allaboutcircuits.com CONTRIBUTORS LIST.

Volume 6, Chapters: 8 Modified 01/24/2014 (DC) -- Typo, See Bill Marsden@allaboutcircuits.com CONTRIBUTORS LIST.

2013 (Listed in chronological order from most recent to first

Volume 4, Chapters: 8 Modified 01/14/2013 (DC) -- See Dcrunkilton@allaboutcircuits.com CONTRIBUTORS LIST.

Volume 4, Chapters: 9 Modified 01/14/2013 (DC) -- See manulal@allaboutcircuits.com CONTRIBUTORS LIST.

Volume 1, Chapters: 1, 2 Modified 01/14/2013 (DC) -- See Eugene Smirnoff CONTRIBUTORS LIST.

Volume 3, Chapters: 2 Modified 01/14/2013 (DC) -- See Eugene Smirnoff CONTRIBUTORS LIST.

Volume 3, Chapters: 4 Modified 01/12/2013 (DC) -- See keithostertag@allaboutcircuits.com CONTRIBUTORS LIST.

Volume 3, Chapters: 4 Modified 01/12/2013 (DC) -- See sby64@allaboutcircuits.com CONTRIBUTORS LIST.

Volume 6, Chapters: 8 Modified 01/12/2013 (DC) -- See hillshaveeyes57@allaboutcircuits.com CONTRIBUTORS LIST.

Volume 4, Chapters: 10 Modified 01/12/2013 (DC) -- See tony ennis@allaboutcircuits.com CONTRIBUTORS LIST.

Volume 1, Chapters: 10 Modified 01/12/2013 (DC) -- See vspriyan@allaboutcircuits.com CONTRIBUTORS LIST.

Volume 3, Chapters: 4 Modified 01/12/2013 (DC) -- See kintzlr@allaboutcircuits.com CONTRIBUTORS LIST.

index.htm Modified 01/12/2013 (DC) -- Added link to Socratic Instrumentation, main index page.

Volume 4, Chapters: 8 Modified 01/12/2013 (DC) -- See kintzlr@allaboutcircuits.com CONTRIBUTORS LIST.

2012 (Listed in chronological order from most recent to first

Volume 3, Chapters: 3 Modified 06/23/2012 (DC) -- Credits, See Bill_Marsden, Nov 2003, CONTRIBUTORS LITS.

Volume 4, Chapters: 3 Modified 05/27/2012 (DC) -- See optomist1@allaboutcircuits.com CONTRIBUTORS LIST.

Volume 3, Chapters: 4 Modified 05/21/2012 (DC) -- Clarification See Bill_Marsden, CONTRIBUTORS LITS.

Volume 3, Chapters: 4 Modified 05/17/2012 (DC) -- Typos.

Volume 4, Chapters: 11 Modified 05/07/2012 (DC) -- images see George Zogopoulos Papaliakos CONTRIBUTORS LIST.

Volume 5, Chapters: 2 Modified 05/07/2012 (DC) -- images see RobinGriffiths CONTRIBUTORS LIST.

Volume 5, Chapters: 2 Modified 05/06/2012 (DC) -- Typo/, see NRG CONTRIBUTORS LIST.

Volume 2, Chapters: 6 Modified 05/06/2012 (DC) -- Typo/, see SgtWookie CONTRIBUTORS LIST.

Volume 3, Chapters: 3 Modified 05/06/2012 (DC) -- Typo/image, see twentywindsorblue CONTRIBUTORS LIST.

Volume 3, Chapters: 2 Modified 05/06/2012 (DC) -- Typos, see SamAtOz@allaboutcircuits.com CONTRIBUTORS LIST.

Volume 1, Chapters: 1 Modified 01/30/2012 (DC) -- Images, see Bob Arthur, CONTRIBUTORS LIST.

2011 (Listed in chronological order from most recent to first

Volume 1-6, file hi.latex Modified 06/09/2011 (DC) -- See D Crunkilton CONTRIBUTORS LIST.

Volume 2, Chapters: 13 Modified 06/09/2011 (DC) -- Assistance; see Kurt Zierhut CONTRIBUTORS LIST.

Volume 2, Chapters: 13 Modified 05/27/2011 (DC) -- Typo; see D Crunkilton CONTRIBUTORS LIST.

Volume 4, Chapters: 8, 12 Modified 02/18/2011 (DC) -- See Sfir@allaboutcircuits.com CONTRIBUTORS LIST.

Volume 2, Chapters: 6 Modified 02/18/2011 (DC) -- See Sfir@allaboutcircuits.com CONTRIBUTORS LIST.

Volume 3, Chapters: 1-4 Modified 02/17/2011 (DC) -- See Sfir@allaboutcircuits.com CONTRIBUTORS LIST.

Volume 2, Chapters: 13 Modified 02/17/2011 (DC) -- See Sfir@allaboutcircuits.com CONTRIBUTORS LIST.

Volume 2, Chapters: 4 Modified 02/17/2011 (DC) -- See Unregistered-F034@allaboutcircuits.com CONTRIBUTORS LIST.

Volume 3, Chapters: 3 Modified 02/17/2011 (DC) -- See mulebones@allaboutcircuits.com CONTRIBUTORS LIST.

2010 (Listed in chronological order from most recent to first

Vol 4, Chapter 11; Modified 11/04/2010 (DC) -- New section. See George Zogopoulos Papaliakos 11/2010 CONTRIBUTORS LIST.

Vol 3, Chapter 3; Modified 09/08/2010 (DC) -- See beenthere@allaboutcircuits.com 10/2010 CONTRIBUTORS LIST.

Vol 2, Ch 13; Vol 3 Chs 3, 4, 5, 7; Vol 6, Ch 6 Modified 09/08/2010 (DC) -- See D Crunkilton 09/2010 CONTRIBUTORS LIST.

Volume 2, Chapters: 14 Modified 08/23/2010 (DC) -- See katterjohn@allaboutcircuits.com 08/2010 CONTRIBUTORS LIST.

Volume 3, Chapters: 2,4 Modified 08/22/2010 (DC) -- See Unregistered Guest@allaboutcircuits.com 08/2010 CONTRIBUTORS LIST.

Volume 2, Chapters: 4 Modified 08/22/2010 (DC) -- See Unregistered Guest@allaboutcircuits.com 08/2010 CONTRIBUTORS LIST.

Volume 1, Chapters: 1 Modified 08/22/2010 (DC) -- Unregistered guest@allaboutcircuits.com 08/2010 CONTRIBUTORS LIST.

Volume 5, Chapters: 1 Modified 08/22/2010 (DC) -- See webbie@allaboutcircuits.com 08/2010 CONTRIBUTORS LIST.

Volume 2, Chapters: 5 Modified 08/22/2010 (DC) -- See zyne@allaboutcircuits.com 08/2010 CONTRIBUTORS LIST.

Volume 2, Chapters: 6 Modified 08/22/2010 (DC) -- See skfir@allaboutcircuits.com 08/2010 CONTRIBUTORS LIST.

Volume 1, Chapters: 1 Modified 07/08/2010 (DC) -- See Unregistered Guest@allaboutcircuits.com 07/2010 CONTRIBUTORS LIST.

Volume 1, Chapters: 5 Modified 07/08/2010 (DC) -- See Unregistered Guest@allaboutcircuits.com 07/2010 CONTRIBUTORS LIST.

Volume 3, Chapters: 2 Modified 07/08/2010 (DC) -- See optomist@allaboutcircuits.com 07/2010 CONTRIBUTORS LIST.

Volume 3, Chapters: 11 Modified 07/08/2010 (DC) -- See Bill Marsden@allaboutcircuits.com 07/2010 CONTRIBUTORS LIST.

Volume 3, Chapters: 4 Modified 04/17/2010 (DC) -- See silv3r.mOOn@allaboutcircuits.com 04/2010 CONTRIBUTORS LIST.

Volume 6, Chapters: 8 Modified 04/17/2010 (DC) -- See Bill_Marsden@allaboutcircuits.com 04/2010 CONTRIBUTORS LIST.

Volume 3, Chapters: 4 Modified 04/09/2010 (DC) -- image 03075, See SgtWoogie@allaboutcircuits.com 04/2010 CONTRIBUTORS LIST.

Volume 3, Chapters: 9 Modified 03/07/2010 (DC) -- See bill_Marsden@allaboutcircuits.com 02/2010 CONTRIBUTORS LIST.

Volume 3, Chapters: 4 Modified 03/07/2010 (DC) -- image 03075, See SgtWoogie@allaboutcircuits.com 02/2010 CONTRIBUTORS LIST.

Volume 1, Chapters: 11 Modified 02/08/2010 (DC) -- New Section. See Bill Marsden 02/2010 CONTRIBUTORS LIST.

Volume 6, Chapters: 4 Modified 02/08/2010 (DC) -- See Dennis Crunkilton 02/2010 CONTRIBUTORS LIST.

Volume 1, Chapters: 1 Modified 01/03/2010 (DC) -- See BHijazi@allaboutcircuits.com CONTRIBUTORS LIST.

Volume 6, Chapters: 2 Modified 01/22/2010 (DC) -- See Bereahorn@allaboutcircuits.com CONTRIBUTORS LIST.

Volume 6, Chapters: 8 Modified 01/20/2010 (DC) -- See Dcrunkilton@allaboutcircuits.com CONTRIBUTORS LIST.

Volume 4, Chapters: 1,9 Modified 01/17/2010 (DC) -- See tone_b@allaboutcircuits.com, CONTRIBUTORS LIST.

Volume 1, Chapters: 6 Modified 01/17/2010 (DC) -- See tone_b@allaboutcircuits.com, CONTRIBUTORS LIST.

Volume 3, Chapters: 7 Modified 01/17/2010 (DC) -- See jkenny@allaboutcircuits.com, CONTRIBUTORS LIST.

Volume 2, Chapters: 13 Modified 01/17/2010 (DC) -- See whaynes@allaboutcircuits.com, CONTRIBUTORS LIST.

Volume 1, Chapters: 3 Modified 01/17/2010 (DC) -- See Walter Odington@allaboutcircuits.com, CONTRIBUTORS LIST.

Volume 6, Chapters: 8 Modified 01/17/2010 (DC) -- New Chapter, see CONTRIBUTORS LIST.

2009 (Listed in chronological order from most recent to first

Volume 5, Chapters: 1 Modified 12/06/2009 (DC) -- See D Crunkilton, CONTRIBUTORS LIST.

Volume 3, Chapters: 4 Modified 12/05/2009 (DC) -- See waynerr@allaboutcircuits.com, See CONTRIBUTORS LIST.

Volume 3, Chapters: 2 Modified 11/20/2009 (DC) -- See Dcrunkilton@allaboutcircuits.com, See CONTRIBUTORS LIST.

Volume 3, Chapters: 2 Modified 11/18/2009 (DC) -- See gareththegeek@allaboutcircuits.com, See CONTRIBUTORS LIST.

Volume 4, Chapters: Modified 11/18/2009 (DC) -- See ruXx@allaboutcircuits.com, See CONTRIBUTORS LIST.

Volume 1, Chapters: 8 Modified 11/18/2009 (DC) -- See someonesdad@allaboutcircuits.com, See CONTRIBUTORS LIST.

Volume 3, Chapters: 3 Modified 11/18/2009 (DC) -- Uisge@allaboutcircuits.com, See CONTRIBUTORS LIST.

Volume 3, Chapters: 3,4 Modified 11/18/2009 (DC) -- Unregistered Guest@allaboutcircuits.com, See CONTRIBUTORS LIST.

Volume 3, Chapters: 4 Modified 11/18/2009 (DC) -- See Bill Marsden@allaboutcircuits.com, See CONTRIBUTORS LIST.

Volume 2, Chapters: 1 Modified 11/18/2009 (DC) -- See The Electrician@allaboutcircuits.com, See CONTRIBUTORS LIST.

Volume 1, Chapters: 10 Modified 09/01/2009 (DC) -- See Ray A. Rayburn, See CONTRIBUTORS LIST.

Volume 1, Chapters: 1 Modified 09/01/2009 (DC) -- See David Lewis@allaboutcircuits.com, See CONTRIBUTORS LIST.

Volume 1, Chapters: 8 Modified 09/01/2009 (DC) -- See Peter rspuzio@allaboutcircuits.com, See CONTRIBUTORS LIST.

Volume 3, Chapters: 2 Modified 08/31/2009 (DC) -- See Peter O'Dette@allaboutcircuits.com, See CONTRIBUTORS LIST.

Volume 3, Chapters: 4 Modified 08/25/2009 (DC) -- See Unregistered guest@allaboutcircuits.com, See CONTRIBUTORS LIST.

Volume 3, Chapters: 4 Modified 08/24/2009 (DC) -- See Unregistered guest@allaboutcircuits.com, See CONTRIBUTORS LIST.

Volume 6, Chapters: 6 Modified 08/24/2009 (DC) -- See Heavydoody@allaboutcircuits.com, See CONTRIBUTORS LIST.

Volume 6, Chapters: 7 Modified 08/24/2009 (DC) -- See jrap@allaboutcircuits.com, See CONTRIBUTORS LIST.

Volume 3, Chapters: 3 Modified 07/14/2009 (DC) -- See Unregistered guest@allaboutcircuits.com, See CONTRIBUTORS LIST.

Volume 3, Chapters: 4 Modified 06/29/2009 (DC) -- See regrehan@allaboutcircuits.com, See CONTRIBUTORS LIST.

Volume 3, Chapters: 3 Modified 06/29/2009 (DC) -- See Unregistered guest@allaboutcircuits.com, See CONTRIBUTORS LIST.

Volume 1, Chapters: 1 Modified 06/29/2009 (DC) -- See dor@allaboutcircuits.com, See CONTRIBUTORS LIST.

Volume 3, Chapters: 1 Modified 06/29/2009 (DC) -- See Peter O'Dette, See CONTRIBUTORS LIST.

Volume 3, Chapters: 7 Modified 06/28/2009 (DC) -- See Unregistered guest@allaboutcircuits.com, See CONTRIBUTORS LIST.

Volume 4, Chapters: 7 Modified 06/28/2009 (DC) -- See johndb@allaboutcircuits.com, See CONTRIBUTORS LIST.

Volume 2, Chapters:2 Modified 04/29/2009 (DC) -- See Unregistered Guest@allaboutcircuits.com, See CONTRIBUTORS LIST.

Volume 3, Chapters:3 Modified 04/29/2009 (DC) -- See nanu28@allaboutcircuits.com, See CONTRIBUTORS LIST.

Volume 3, Chapters:4,9 Modified 04/28/2009 (DC) -- See D crunkilton, Bill Marsden@allaboutcircuits.com, See CONTRIBUTORS LIST.

Volume 3, Chapters:9 Modified 04/18/2009 (DC) -- Nanophotonics@allaboutcircuits.com, See CONTRIBUTORS LIST.

Volume 3, Chapters:1 Modified 04/14/2009 (DC) -- Peter O@allaboutcircuits.com, See CONTRIBUTORS LIST.

Volume 3, Chapters: 4 Modified 04/13/2009 (DC) -- Bill Marsden@allaboutcircuits.com, See CONTRIBUTORS LIST.

Volume 4, Chapters: 4,7-9 Modified 04/05/2009 (DC) -- D Crunkilton, See, CONTRIBUTORS LIST.

Volume 2, Chapters: 2 Modified 04/05/2009 (DC) -- Peter O@allaboutcircuits.com, See CONTRIBUTORS LIST.

Volume 6, Chapters: 4 Modified 03/10/2009 (DC) -- sarwiz@allaboutcircuits.com, See CONTRIBUTORS LIST.

Volume 4, Chapters: 13 Modified 03/09/2009 (DC) -- Ron Harrison, See CONTRIBUTORS LIST.

Volume 3, Chapters: 3 Modified 03/06/2009 (DC) -- dezurtrat@allaboutcircuits.com, See CONTRIBUTORS LIST.

Volume 3, Chapters: 8 Modified 03/06/2009 (DC) -- Unregistered Guest@allaboutcircuits.com, See CONTRIBUTORS LIST.

Volume 1, Chapters: 4 Modified 02/23/2009 (DC) -- Olivier Derewonko, See CONTRIBUTORS LIST.

Volume 2, Chapters: 2 Modified 02/20/2009 (DC) -- peter o@allaboutcircuits.com, See CONTRIBUTORS LIST.

Volume 3, Chapters: 2 Modified 02/20/2009 (DC) -- Unregistered Guest@allaboutcircuits.com, See CONTRIBUTORS LIST.

Volume 3, Chapters: 3 Modified 02/19/2009 (DC) -- Bill Marsden, See CONTRIBUTORS LIST.

Volume 1, Chapters: 11 Modified 02/19/2009 (DC) -- Changed John Panhalt to John Anhalt. See 12/09/2008. See CONTRIBUTORS LIST.

Volume 3, Chapters: 10, 12, 13 Modified 02/19/2009 (DC) -- Dennis Crunkilton, See CONTRIBUTORS LIST.

2008 (Listed in chronological order from most recent to first

Volume 3, Chapters: 7 Modified 12/09/2008 (DC) -- dgeorge@allaboutcircuits.com See CONTRIBUTORS LIST.

Volume 3, Chapters: 2 Modified 12/09/2008 (DC) -- Scanman@allaboutcircuits.com See CONTRIBUTORS LIST.

Volume 1, Chapters: 1 Modified 12/09/2008 (DC) -- John Schwab See CONTRIBUTORS LIST.

Volume 1, Chapters: 11 Modified 12/09/2008 (DC) -- John Panhalt, See CONTRIBUTORS LIST.

Volume 1, Chapters: 6 Modified 10/20/2008 (DC) -- Professor Thom@allaboutcircuits.com. See CONTRIBUTORS LIST.

Volume 3, Chapters: 8 Modified 10/19/2008 (DC) -- Radoslav@allaboutcircuits.com. See CONTRIBUTORS LIST.

Volume 3, Chapters: 2 Modified 10/18/2008 (DC) -- Guest@allaboutcircuits.com. See CONTRIBUTORS LIST.

Volume 6, Chapters: 7 Modified 08/28/2008 (DC) -- Bill Marsden, new section. See CONTRIBUTORS LIST.

Volume 4, Chapters: 2 Modified 08/08/2008 (DC) -- Sonoma_Dog@allaboutcircuits.com, CONTRIBUTORS LIST.

Volume 5, Chapters: 9 Modified 08/08/2008 (DC) -- Unregistered@allaboutcircuits.com, CONTRIBUTORS LIST.

Volume 2, Chapters: 1 Modified 07/08/2008 (DC) -- trunks14@allaboutcircuits.com. See CONTRIBUTORS LIST.

Volume 3, Chapters: 9 Modified 06/28/2008 (DC) -- theabmer@allaboutcircuits.com. See CONTRIBUTORS LIST.

Volume 2 Chapters: 5 Modified 06/16/2008 (DC) -- Miguel Rodriguez Yepes. See CONTRIBUTORS LIST.

Volume 5, Chapters: many Modified 05/27/2008 (DC) -- Len Nunn. See CONTRIBUTORS LIST.

Volume all, Chapters: many Modified 05/15/2008 (DC) -- Colin Creitz. See CONTRIBUTORS LIST.

Volume 6, Chapters: 6 Modified 05/14/2008 (DC) -- Sylverce@allaboutcircuits.com, Caveman@allaboutcircuits.com . See CONTRIBUTORS LIST.

Volume 3, Chapters: 3 Modified 04/20/2008 (DC) -- Ken Braswell. See CONTRIBUTORS LIST.

Volume 4, Chapters: 12 Modified 04/08/2008 (DC) -- Keith@insyst_ltd.com, CONTRIBUTORS LIST.

Volume 4, Chapters: 8 Modified 04/24/2008 (DC) -- psomero@allaboutcircuits.com . See CONTRIBUTORS LIST.

Volume 3, Chapters: 3 Modified 04/21/2008 (DC) -- jrap@allaboutcircuits.com, section title. See CONTRIBUTORS LIST.

Volume 3, Chapters: 9 Modified 04/14/2008 (DC) -- Bill Marsden, new section. See CONTRIBUTORS LIST.

Volume 4, Chapters: 15 Modified 04/08/2008 (DC) -- studiot@insyst_ltd.com, CONTRIBUTORS LIST.

Volume 1, Chapters: 5 Modified 04/08/2008 (DC) -- davidr@insyst_ltd.com, CONTRIBUTORS LIST.

Volume 3, Chapters: 2 Modified 04/04/2008 (DC) -- larius@allaboutcircuits.com, CONTRIBUTORS LIST.

Volume 4, Chapters: 15 Modified 03/23/2008 (DC) -- Chris01720@allaboutcircuits.com, CONTRIBUTORS LIST.

Volume all, Chapters: all Modified 03/23/2008 (DC) -- ShaunManners@allaboutcircuits.com, CONTRIBUTORS LIST.

Volume all, Chapters: all Modified 03/21/2008 (DC) -- Unregistered@allaboutcircuits.com, CONTRIBUTORS LIST.

Volume all, Chapters: all Modified 03/21/2008 (DC) -- Font change in PDF, Timothy Kingman, CONTRIBUTORS LIST.

Volume 6, Chapter: 6 Modified 03/21/2008 (DC) -- Centering of figures in PDF, Imranullah Syed.com, CONTRIBUTORS LIST.

2008 (Listed in chronological order from most recent to first

Volume 3, Chapter:1,2 Modified 03/09/2009 (DC) -- jut@allaboutcircuits.com, CONTRIBUTORS LIST.

Volume 5, Chapter:4 Modified 03/09/2008 (DC) -- Mark44@allaboutcircuits.com, CONTRIBUTORS LIST.

Volume 6, Chapter: 5 Modified 02/29/2008 (DC) -- Forrest M. Mims III, CONTRIBUTORS LIST.

Volume 1, Chapter: 1 Modified 02/29/2008 (DC) -- Typo, Unregistered@allaboutcircuits.com, CONTRIBUTORS LIST, Feburary 2008.

Volume 2, Chapter: 2 Modified 02/29/2008 (DC) -- Typo, Unregistered@allaboutcircuits.com, CONTRIBUTORS LIST, Feburary 2008.

Volume 3, Chapter: 2 Modified 02/29/2008 (DC) -- Typo, Unregistered@allaboutcircuits.com, CONTRIBUTORS LIST, Feburary 2008.

Volume 3, Chapters: 2 Modified 02/25/2008 (DC) -- Derek@allaboutcircuits.com, CONTRIBUTORS LIST.

Volume 3, Chapters: 3 Modified 02/15/2008 (DC) -- Image error, see rhammond@allaboutcircuits.com, CONTRIBUTORS LIST.

Volume 1, Chapters: 1 Modified 02/12/2008 (DC) -- Spelling, see Unregistered@allaboutcircuits.com, CONTRIBUTORS LIST.

Volume 4, Chapters: 1 Modified 02/12/2008 (DC) -- Spelling, see Dan Simon, CONTRIBUTORS LIST.

Volume 1, Chapters: 1 Modified 02/04/2008 (DC) -- Spelling, see Mark44@allaboutcircuits.com, CONTRIBUTORS LIST.

Volume 2, Chapters: 9 Modified 02/01/2008 (DC) -- Clarification, see Stacy Mckenna Seip, CONTRIBUTORS LIST.

Volume 1, Chapters: 1, 3, 4, 8, 9, 10, 16 Modified 02/01/2008 (DC) -- Various, see Stacy Mckenna Seip, CONTRIBUTORS LIST.

Volume 3, Chapters: 7 Modified 02/01/2008 (DC) -- Correction, see atomota@allaboutcircuits.com, CONTRIBUTORS LIST.

Volume 1, Chapters: 15 Modified 02/01/2008 (DC) -- Typo correction, see trunks14@allaboutcircuits.com, CONTRIBUTORS LIST.

Volume 3, Chapters: 3 Modified 02/01/2008 (DC) -- Image correction, see Chris Lesiak, CONTRIBUTORS LIST.

Volume 3, Chapters: 7 Modified 02/01/2008 (DC) -- Image correction, see evandernoot@allaboutcircuits.com, CONTRIBUTORS LIST.

Volume 1, Chapters: 3 Modified 02/01/2008 (DC) -- Typo, see Larry Weber, CONTRIBUTORS LIST.

2007 (Listed in chronological order from most recent to first

Volume 4, Chapters: 7 Modified 11/27/2007 (DC) -- Image correction. See Unregistered@allaboutcircuits.com in CONTRIBUTORS LIST.

Volume 3 , Chapters: 2 Modified 11/27/2007 (DC) -- Another correction by FredB@allaboutcircuits.com See Contributors list.

Volume 4, Chapters: 9 Modified 11/01/2007 (DC) -- Additions to chpater by David Zitzelsberger. See Contributors list.

Volume 2, Chapters: 13 Modified 11/21/2007 (DC) -- Added mike@allaboutcircuits.com to Contributor list. See CONTRIBUTORS LIST.

Volume 3, Chapters: 2, 3 Modified 11/21/2007 (DC) -- Added Unregistered@allaboutcircuits.com to Contributor list. See CONTRIBUTORS LIST.

Volume 3 , Chapters: 2 Modified 11/16/2007 (DC) -- Another correction by FredB@allaboutcircuits.com See Contributors list.

Volume 1 , Chapters: 1 Modified 11/14/2007 (DC) -- Added David M. St. Pierre to contributors list. See Contributors list.

Volume 3 , Chapters: 1 Modified 11/07/2007 (DC) -- Another correction by FredB@allaboutcircuits.com See Contributors list.

Volume 3, Chapters: 2 Modified 11/02/2007 (DC) -- Added FredB@allaboutcircuits.com to contributors list. See Contributors list.

Volume 4, Chapters: 9 Modified 11/01/2007 (DC) -- Added David Zitzelsberger as author to Credits list. Contributors list.

Volume 2, Chapters: 1 Modified 10/30/2007 (DC) -- Added rrgibbs@allaboutcircuits.com to contributors lies. See Contributors list.

Volume 5, Chapters: 2 Modified 10/21/2007 (DC) -- Changed Chapter title, added wiring color codes section.

Volume 1, Chapters: 3 Modified 10/09/2007 (DC) -- Added AFCI breaker paragraphs after GFCI.

Volume 1, Chapters: 3 Modified 10/09/2007 (DC) -- Added rxtxau@allaboutcircuits.com to Contributor list. See CONTRIBUTORS LIST.

Volume 3, Chapters: 3 Modified 09/28/2007 (DC) -- Added Unregistered@allaboutcircuits.com to Contributor list. See CONTRIBUTORS LIST.

Volume 3, Chapters: 2 Modified 09/22/2007 (DC) -- Added Unregistered@allaboutcircuits.com to Contributor list. See CONTRIBUTORS LIST.

Volume 1, Chapter: 13, Volume 2 chpater 2 Modified 09/22/2007 (DC) -- Added jut@allaboutcircuits.com to Contributor list. See CONTRIBUTORS LIST.

Volume 1, Chapters 8-13, 15, 16, Volume 2, Chapter 1 Modified 09/22/2007 (DC) -- Submitted by anonymous. Numerous typos, corrections.

Volumes 6, Chapter 4 Modified 09/21/2007 (DC) -- Added induction motor experiment.

Volumes 1, 3, sml2html.sed Modified 09/10/2007 (DC) -- Added Devin Bayer to contributor list. See CONTRIBUTORS LIST.

Volume 3, Chapters: 2 Modified 09/02/2007 (DC) -- Added Unregistered@allaboutcircuits.com to Contributor list. See CONTRIBUTORS LIST.

Volume 3, Chapters: 2 Modified 09/02/2007 (DC) -- Added karthi@allaboutcircuits.com to contributor list. See CONTRIBUTORS LIST.

Volume 6, Chapters: 1 Modified 08/31/2007 (DC) -- Added jut@allaboutcircuits.com to Contributor list. See CONTRIBUTORS LIST.

Volume 3, Chapters: 1 Modified 08/31/2007 (DC) -- Added pfhorge@allaboutcircuits.com to contributor list. See CONTRIBUTORS LIST.

Volume 2, Chapter: 9 Modified 08/31/2007 (DC) -- Added Dave@allaboutcircuits.com to contributor list. See CONTRIBUTORS LIST.

Volume 1, Chapters: 1, 5, 6 Modified 08/24/2007 (DC) -- Added anonymous@allaboutcircuits.com to contributor list. See CONTRIBUTORS LIST.

Volume 1, Chapter: 2 Modified 08/24/2007 (DC) -- Added Austin@allaboutcircuits.com to contributor list. See CONTRIBUTORS LIST.

Volume 3, Chapter: 1 Modified 08/19/2007 (DC) -- Added Xoy Aguilar to contributor list. See CONTRIBUTORS LIST.

Volume 3, Chapter: 2 Modified 08/08/2007 (DC) -- Added Derek@allaboutcircuits.com to contributor list. See CONTRIBUTORS LIST.

Volume 2, Chapter: 1 Modified 07/25/2007 (DC) -- Added earsintraining@allaboutcircuits.com to conributor list. See CONTRIBUTORS LIST, image problem.

Volume 1, Chapter: 2 Modified 07/17/2007 (DC) -- Added bigtwenty@allaboutcircuits.com to Contributor list. See CONTRIBUTORS LIST, typo.

Volume 3, Chapter: 1 Modified 07/02/2007 (DC) -- Added Dave@allaboutcircuits.com to Contributor list. See CONTRIBUTORS LIST.

Volume 3, Chapters: 1, 2, 3, 8, 9 Modified 07/02/2007 (DC) -- Added "Attenuator" section to CH 1; Ch 2 completed; Ch 3 completed. Additions to CH 9.

Volume 3, Chapter: 8 Modified 07/02/2007 (DC) -- Added Wayne Little to Contributors list as author of "Input to output phase shift" subsection. See CONTRIBUTORS LIST.

Volume 5, Chapter: 1 Modified 06/27/2007 (DC) -- Renumbered a few images to conform to Tony's standards. Added Printed inductor formula.

Volume 1 Chpater: 15 Modified 06/27/2007 (DC) -- Added picture to inductance formula.

Volume 4, Chapter: 8, Modified 06/10/2007 (DC) -- Added MWalden@allaboutcircuits.com to contributors list for corrections.

Volume 2, Chapter: 6, Modified 04/22/2007 (DC) -- Added recca02@allaboutcircuits.com to contributors list for corrections.

Volume 2, Chapter: 9, Modified 04/20/2007 (DC) -- Added machan@allaboutcircuits.com to contributors list for corrections.

Volume 1, Chapter: 3, Modified 04/20/2007 (DC) -- Added CATV@allaboutcircuits.com and rob843@allaboutcircuits.com to contributors list for corrections.

Volume 2, 3 ,5, Chapters: various, Modified 04/20/2007 (DC) -- Added Michiel van Bolhuis to contributors list, numerous corrections to text. See "CONTRIBUTORS LISTs".

Volume 2, Chapter: 13, Modified 04/05/2007 (DC) -- Added "Running 3-phase motors on 1-phase", new text .

Volume 2, Chapter: 12, Modified 04/05/2007 (DC) -- Added Bob Schmid to contributors list, Suggested addition of inductosyn to text. See "CONTRIBUTORS LIST", added inductosyn text.

Volume 2, Chapter: 9, Modified 02/06/2007 (DC) -- Added Brendan Finley to contributors list, clarification, See "CONTRIBUTORS LIST".

Volume 1, Chapter: 6, Modified 01/30/2007 (DC) -- Added LouTheBluGuru@allaboutcircuits.com to contributors list corrections, See "CONTRIBUTORS LIST".


2006 (Listed in chronological order from most recent to first of year)

Volume 2, Chapter: 11, Modified 11/04/2006 (DC) -- Added Steven Jones to contributors list for suggested addition.

Volume 2, Chapter: bibliography, Modified 10/18/2006 (DC) -- Moved Bibliography to end of chapters.

Volume 1, Chapter 10, Modified 10/17/2006 (DC) -- Added Davy Van Nieuwenborgh to contributors list for corrections and new content. See "CONTRIBUTORS LIST".

Volume 1, Chapter 10, Modified 10/17/2006 (DC) -- Added to Chapter 10, Node voltage method, new section. See "CONTRIBUTORS LIST", and Ch 10 TOC.

Volume 2, Chapter 4 Modified 08/12/2006 (DC) -- Added Kieran Clancy to contributors list for corrections. See "CONTRIBUTORS LIST".

Volume 2, Chapters 6, 10, 11, Modified 08/10/2006 (DC) -- Added Elmo Mäntynen to contributors list for corrections. See "CONTRIBUTORS LIST".

Volume 1, Chapters 8, 16, Modified 08/10/2006 (DC) -- Added Manuel Duarte to contributors list for corrections. See "CONTRIBUTORS LIST".

Volume 5, Chapter 3, Modified 07/31/2006 (DC) -- Added Geoff Hosking to contributors list for correction. See "CONTRIBUTORS LIST".

Volume 2, Chapters: all, Modified 06/15/2006 (DC) -- Added to D Crunkilton's contributors list for major format change. Most images changed to captioned floating figures for more book like appearance of PDF. Html version also affected. Changed edition number. See "CONTRIBUTORS LIST".

Volume 1, Chapter 12, Modified 05/30/2006 (DC) -- Added Brad Drum to contributors list for correction. See "CONTRIBUTORS LIST".

Volume 1, Chapter 1, Modified 06/01/2006 (DC) -- Added Derek Terveer to contributors list for correction. See "CONTRIBUTORS LIST".

Volume 1, Chapter 12, Modified 05/30/2006 (DC) -- Added Brad Drum to contributors list for correction. See "CONTRIBUTORS LIST".

Volume 3, Chapter 5, Modified 04/30/2006 (DC) -- Added Dino Rosaldi to contributors list for correction. See "CONTRIBUTORS LIST".

Volumes: all, Modified 03/06/2006 (DC) -- Added Jeff DeFreitas to contributors lists. See "CONTRIBUTORS LIST".

All .pdf, Modified 02/27/2006 (DC) -- All pdf's have active links in TOC, index for easier navigation.

index.htm, Modified 02/24/2006 (DC) -- New "hosted by ibiblio" image .

Volumes 3, Chapter 4, Modified 02/22/2006 (DC) -- Added Sulev Eesmaa to contributors list for correction. See "CONTRIBUTORS LIST".

Volumes: all, Chapters: all but appendices, *.sed, hi.latex, Makefile, Modified 17/18/2006 (DC) -- Added mini table of contents to head of chpaters. See "CONTRIBUTORS LIST".

Volume 2 Chapter: 13, Modified 01/18/2006 (DC) -- Added "AC motors" chapter. See "CONTRIBUTORS LIST".

Directory: Devel, File: Tutorial.sml, Modified 01/18/2006 (DC) -- Added documentation related to new tags. See "Tutorial".


2005 (Listed in chronological order from most recent to first of year)

Volume 5 Chapter: 1, Modified 12/11/2005 (DC) -- Added new content to dielectric table. See "CONTRIBUTORS LIST".

Volumes 1, Chapter 11, Modified 12/11/2005 (DC) -- Added Sridhar Chitta to contributors list for clarifications. See "CONTRIBUTORS LIST".

Volumes 2, Chapter 10, Modified 12/11/2005 (DC) -- Added Richard Cooper to contributors list for corrections. See "CONTRIBUTORS LIST".

Volumes 2, 3 Chapters: various, Modified 10/31/2005 (DC) -- Changed Makefile for bigger, less ugly nutmeg-spice plots in .ps & .pdf; no change to .html.

Volume 5 Chapter: 1, Modified 10/30/2005 (DC) -- Added new content. See "CONTRIBUTORS LIST".

index.htm, root index Modified 10/14/2005 (DC) -- Updated Xcircuit url.

Volume 4 Chapter: 9, Modified 10/08/2005 (DC) -- Typographical capitalization corrections to sectiontitle. See "CONTRIBUTORS LIST".

Volume 2 Chapter: 9, Modified 09/22/2005 (DC) -- Broke "Special transformers and applications" seection into subsections. Added Scott-T transformer and LVDT subsections. Added to Air core transformers subsection. See "CONTRIBUTORS LIST".

Volume 3 Chapter: 1.4, Modified 07/25/2005 (DC) -- Added Clifford Bailey, allaboutcircuits.com to contributors list for typo's. See "CONTRIBUTORS LIST".

Volume 1 Chapter: 2.3, Modified 07/19/2005 (DC) -- Added Norm Meyrowitz, nkm-allaboutcircuits.com to contributors list for typo's. See "CONTRIBUTORS LIST".

Volumes 1,2,3,4,6 Chapters: various, Modified 06/29/2005 (DC) -- Added line-allaboutcircuits.com to contributors list for typo's. See "CONTRIBUTORS LIST".

Volume 1, Chapters 1, 2, 3, Modified 06/27/2005 (DC) --Added Geoffrey Lessel to contributors list for typo's. See "CONTRIBUTORS LIST".

Volume 2, Chapter 13, Modified 06/01/2005 (DC) -- Added Bill Stoddard to contributors list for permission to reprint photos. See "CONTRIBUTOR LIST".

Volume 3, Chapters 4,5, 6, Modified 06/01/2005 (DC) -- Replaced Spice plots with Spice-Nutmeg plots. See "CONTRIBUTOR LIST".

Volume 2, Chapters 6, 7, 8, 9, 10 Modified 06/01/2005 (DC) -- Replaced Spice plots with Spice-Nutmeg plots Added gnuplot Fourier plots. See "CONTRIBUTOR LIST".

Volume 4, Chapter 12: Modified 06/01/2005 (DC) -- Added Dennis Crunkliton's Shift Registers to the volume.

Volume 3, Chapter 4, Modified 04/09/2005 (DC) -- Added corrections by Sean Donner. Typographical error correction. See "CONTRIBUTOR LIST" for details

Volume 1, Chapters 12, 13, 15 & 16, Modified 01/25/2005 (DC) -- Added more corrections by Sean Donner. Numerous typographical error corrections in chapters. see "CONTRIBUTOR LIST" section for details

Volume 2, Chapters 3, 4, 5, 7, & 8, Modified 01/25/2005 (DC) -- Added Sean Donner's name to the contributor's list. Numerous typographical error corrections in chapters, 02083.eps image changed, see "CONTRIBUTOR LIST" for details.

Volume 5, Chapter 5: Modified 01/25/2005 (DC) -- Added Bernard Sheehan's name to the contributor's list -- (tan /cot).

Volume 4, Chapter 8: Modified 01/13/2005 (DC)-- Converted subsections and subsubsections to sections for better index at www.allaboutcircuits.com


2004 (Listed in chronological order from most recent to first of year)

Volume 1, Chpater 1: Modified 12/30/2004 (DC) -- Added Sean Donner's name to the contributor's list. Typographical error correction in "Voltage and current" section (by a the/ by the) also (current of current/ of current).

Volume 4, Chapter 8: Modified 11/14/2004 (DC) -- Added Paul Stokes name to the contributor's list . Corrected serious errors near "Fold up the corners" change Out=B'C' to Out=B'D', 14118.eps same change.

Volume 1, Chapter 2: Modified 09/20/2004 (TK) -- Corrected a serious typographical error, thanks to Larry Cramblett. One of the sentences in the "Nonlinear conduction" section of chapter 2 stated that voltage and current were inversely related for most conductors. Oy vay!

Volume 4, Chapter 8: Modified 07/31/2004 (TK) -- Added Dennis Crunkliton's Karnaugh mapping chapter to the volume. This is a milestone for the project: the first complete chapter submission from a contributor!

Volume 2, Chapter 1: Modified 03/28/2004 (TK) -- Corrected minor typographical error, thanks to Harvey Lew. Also added Lew's name to the contributor list for the Reference volume, for a typographical error he spotted there about a year ago that I forgot to credit him for.

Volume 5, Chapter 1: Modified 03/28/2004 (TK) -- Added Imperial gallons conversion to table, as per request from Gerald Gardner of Anglia Polytechnic University.

Volume 2, Chapter 9: Modified 01/10/2004 (TK) -- Edited section on Tesla coils, as per recommendations from Bart Anderson.

Volume 3, Chapter 2: Modified 01/01/2004 (TK) -- Minor correction: changed spelling from Neils Bohr to Niels Bohr, as per suggestion from Maciej Noszczyski.

Volume 4, Chapter 16: Modified 01/01/2004 (TK) -- Changed spelling of "Grey" code to "Gray" code, in honor of Frank Gray, who patented the code in 1953. Sorry, Frank!


Excuses for not writing much this year: busy taking classes at Skagit Valley College, completing Socratic Electronics project, and teaching new classes at Bellingham Technical College.


2003 (Listed in chronological order from most recent to first of year)

Volume 3, Chapter 1: Modified 11/23/2003 (TK) -- Correction on Alexander Graham Bell's nationality: he was Scottish by birth, not American. Thanks to Colin Barnard for pointing this out!

Volume 1, Chapter 13: Modified 06/25/2003 (TK) -- Corrected "magnetic field" typo to "electric field."

Volume 4, Chapter 6: Modified 05/18/2003 (TK) -- Added new illustration and accompanying text to the PLC motor control circuit example, to make the design fail-safe. Roger Hollingsworth was the originator of this edit.

Volume 3, Chapter 2: Modified 03/12/2003 (TK) -- Minor typo correction in the spectroscopic notation of Neon.

Volume 1, Chapter 12: Modified 02/22/2003 (TK) -- Corrected typographical error, as pointed out by Aaron Forster.

Volume 3, Chapter 9: Modified 02/17/2003 (TK) -- Clarified some of the calculus concepts in the "Computational Circuits" section.

Volume 1, Chapter 7: Modified 01/24/2003 (TK) -- Added Tony Armstrong's suggestion of reversing resistor polarity in terminal strip circuit.

Volume 1, Chapter 3: Modified 01/22/2003 (TK) -- Clarified issues regarding safety in ungrounded power systems, following an email from Anil Kini in India.

Volume 5, Chapter 5: Modified 01/22/2003 (TK) -- Added references to "arc" functions.

Volume 1, Chapter 10: Modified 01/05/2003 (TK) -- Corrected two typographical errors, and added an unbalanced bridge circuit to the Mesh Current analysis section. Also, added Dejan Budimir's name to the contributor's list.

Volume 1, Chapter 7: Modified 01/03/2003 (TK) -- Minor typographical error corrections.


Excuses for not writing much this year: busy teaching new class, developing new research-discussion based curriculum for this new class, and beginning Socratic Electronics project.


2002 (Many not listed in chronological order)

Volume 3, Chapter 3: Modified 12/16/2002 (TK) -- Correction illustration 13047 as per Jered Wierzbicki's recommendation (I had Boltzmann's constant written incorrectly: 1.38 x 10^-22 instead of 1.38 x 10^-23 as it should have been).

Volume 3, Chapter 9: Modified 12/09/2002 (TK) -- Corrected error in image 03335, with incorrect feedback resistor value (it was 2000 ohms and it should have been 1000 ohms).

Volume 3, Chapter 2: Modified 12/08/2002 (TK) -- Correction illustration 03120 as per Bill Heath's recommendation (the atom had seven protons instead of six like it should have).

Volume 1, Chapter 10: Modified 12/07/2002 (TK) -- Corrected several typographical errors, as per recommendations from contributor Bill Heath.

Volume 1, Chapter 1: Modified 09/27/2002 (TK) -- Correction illustration 00006 as per Bill Heath's recommendation (the atom had seven protons instead of six like it should have).

Volume 1, Chapter 13: Modified 08/23/2002 (TK) -- Added capacitor photographs from Warren Young.

Volume 2, Chapter 1: Modified 07/08/2002 (TK) -- Added references to "form factor" and "crest factor," and elaborated a bit more on analog meter calibration for AC waveforms.

Volume 1, Chapter 2: Modified 06/30/2002 (TK) -- Changed screenshot captures of SPICE tutorial to PNG format rather than JPEG. Also, re-named these image files according to the new 2* filename convention for all screenshots.

Volume 2, Chapter 14: Modified 06/30/2002 (TK) -- Changed screenshot captures of Nutmeg analyses to PNG format rather than JPEG. Also, re-named these image files according to the new 2* filename convention for all screenshots.

Volume 2, Chapter 9: Modified 06/30/2002 (TK) -- Added photograph (52016) of induction heating unit, as an example of eddy current losses in ferrous materials.

All chapters: Modified 06/29/2002 (TK) -- Modified image markup to new SubML standard (version 0.94), whereby HTML-compatible filename extensions are included within the "image" tags, not just the file name itself. This new markup standard allows for more flexibility in image file formats for HTML output.

Volume 1, Chapter 2: Modified 06/23/2002 (TK) -- Minor change on formatting of SPICE command-line reference.

Volume 2, Chapter 7: Modified 06/23/2002 (TK) -- Minor editing.

Volume 3, Chapter 2: Modified 06/23/2002 (TK) -- Minor editing.

Volume 3, Chapter 2: Modified 06/20/2002 (TK) -- Changed quotation at beginning of chapter, plus some minor editing.

All chapters: Modified 06/15/2002 (TK) -- Added dates to the contributions listing.

Volume 3, Chapter 2: Modified 06/09/2002 (TK) -- Continued writing.

Volume 3, Chapter 2: Modified 06/06/2002 (TK) -- Continued writing.

Volume 3, Chapter 2: Modified 06/04/2002 (TK) -- Added text discussing quantum numbers.

Volume 1, Chapter 8: Modified 05/25/2002 (TK) -- Minor editing.

Volume 3, Chapter 2: Modified 05/22/2002 (TK) -- Added more to the "Quantum Physics" chapter.

Volume 1, Chapter 4: Modified 05/18/2002 (TK) -- Added super-large and super-small metric prefixes to the list.

Volume 1, Chapter 13: Modified 05/18/2002 (TK) -- Minor editing of text in calculus section, for easier readability.

Volume 4, Chapter 1: Modified 05/18/2002 (TK) -- Minor editing.

Volume 4, Chapter 2: Modified 05/18/2002 (TK) -- Minor editing. Also, added new section called "Bit groupings," discussing the various and sundry terms used to describe common collections of bits (byte, nibble, etc.).

Volume 2, Chapter 10: Modified 05/07/2002 (TK) -- Changed definition of prefix "poly-" in accordance with Ed Beroset's suggestion, that "polymath" and "polygamy" might not be understood by non-English speakers.

Volume 1, Chapter 2: Modified 05/05/2002 (TK) -- Corrected references of "Chapter 2" power calculations to "Joule's Law".

Volume 1, Chapter 14: Modified 05/05/2002 (TK) -- Corrected references of "Ohm's Law" power calculations to "Joule's Law".

Volume 2, Chapter 2: Modified 05/05/2002 (TK) -- Corrected references of "Ohm's Law" power calculations to "Joule's Law".

Volume 3, Chapter 1: Modified 05/05/2002 (TK) -- Corrected references of "Ohm's Law" power calculations to "Joule's Law".

Volume 3, Chapter 3: Modified 05/05/2002 (TK) -- Corrected references of "Ohm's Law" power calculations to "Joule's Law".

Volume 2, Chapter 1: Modified 04/29/2002 (TK) -- Elaborated on "average" waveform values, to clarify confusion some people had over the true average (positive and negative values averaging to zero in a symmetrical waveform) versus the practical average (all values considered in their absolute forms). This was in response to a suggestion by Mark D. Zarella.

Volume 2, Chapter 3: Modified 04/21/2002 (TK) -- Added index reference to "RF."

Volume 2, Chapter 14: Modified 04/21/2002 (TK) -- Added photograph of home-made 2.4 GHz waveguide/directional antenna to the "Waveguides" section.

Volume 3, Chapter 4: Modified 04/21/2002 (TK) -- Added index reference to "integrated circuit."

Volume 3, Chapter 7: Modified 04/17/2002 (TK) -- Added comment about "sensitive gate" SCRs.

Volume 2, Chapter 9: Modified 04/13/2002 (TK) -- Added comments on heat ratings, Class designations, and inter-winding force as a noise-producing factor.

Volume 3, Chapter 7: Modified 04/10/2002 (TK) -- After discovering that "Gate-Controlled Switch" is just another name for the Gate-Turn-Off thyristor, I deleted the pending section on GCS's and added text to the SCR/GTO section.

Volume 3, Chapter 7: Modified 04/09/2002 (TK) -- Added sections regarding IGFET/Thyristor hybrid devices (MOS-gated thyristor and the MCT).

Volume 1, Chapter 2: Modified 04/07/2002 (TK) -- Minor editing.

Volume 1, Chapter 6: Modified 04/07/2002 (TK) -- Added illustrations of potentiometer construction.

Volume 3, Chapter 3: Modified 04/07/2002 (TK) -- Added commentary on "resistance" functions of multimeters having "diode-check" functions as well. Also, corrected many typographical errors and illustrative errors.

Volume 3, Chapter 7: Modified 04/06/2002 (TK) -- Added comments regarding positive feedback.

Volume 1, Chapter 2: Modified 04/03/2002 (TK) -- Added screenshots to the SPICE section to help readers understand better the use of this software.

Volume 2, Chapter 3: Modified 04/02/2002 (TK) -- Added text and photograph elaborating on skin effect and inductors in RF circuits. Also, corrected spelling of the word "gage" to "gauge."

Volume 1, Chapter 11: Modified 04/01/2002 (TK) -- Added details of saturated versus unsaturated (mercury) standard cells.

Volume 1, Chapter 1: Modified 03/31/2002 (TK) -- Minor stylistic changes to paragraph comparing potential energy of water reservoir to potential energy of an elevated rock.

Volume 2, Chapter 1: Modified 03/30/2002 (TK) -- Modified text regarding explanation of "Hertz," as per John Symonds' suggestion.

Volume 2, Chapter 14: Modified 03/24/2002 (TK) -- Continued writing.

Volume 2, Chapter 14: Modified 03/20/2002 (TK) -- Continued writing.

Volume 2, Chapter 14: Modified 03/17/2002 (TK) -- Continued writing.

Volume 2, Chapter 14: Created 03/10/2002 (TK) -- Began developing content for this chapter, learning more about the subject as I go!

Volume 3, Chapter 3: Modified 03/07/2002 (TK) -- Added index reference to "diode check" meter function.

Volume 3, Chapter 5: Modified 03/06/2002 (TK) -- Minor editing.

Volume 3, Chapter 4: Modified 03/05/2002 (TK) -- Added some text and graphics regarding negative feedback in multi-stage amplifiers.

Volume 2, Chapter 11: Modified 02/05/2002 (TK) -- Corrected a minor typesetting error.

Volume 1, Chapter 8: Modified 01/19/2002 (TK) -- Made small changes and additions to section on 4-wire (Kelvin) resistance measurements.

Volume 2, Chapter 2: Modified 01/09/2002 (TK) -- Rewrote section on polarity markings and phase.

Volume 2, Chapter 5: Modified 01/07/2002 (TK) -- Added a short section at the beginning reviewing concepts of resistance, reactance, and impedance.

Volume 2, Chapter 7: Modified 01/17/2002 (TK) -- Minor changes to wording of text.

Volume 2, Chapter 9: Modified 01/05/2002 (TK) -- Added text and illustrations regarding transformer inrush current. Broke "Practical considerations" section into subsections.

Volume 2, Chapter 12: Modified 01/03/2002 (TK) -- Minor additions to twin-T capacitive circuit text and illustrations.

Volume 3, Chapter 2: Modified 01/02/2002 (TK) -- Added several diagrams showing planar cross-sections of common semiconductor devices along with their schematic symbols.

Volume 3, Chapter 3: Modified 01/01/2002 (TK) -- Wrote zener diode section.

Volume 3, Chapter 3: Modified 02/13/2002 (TK) -- Corrected graphic errors in zener diode section (I used the wrong symbol for a zener diode: the Schottky diode symbol!).

Volume 3, Chapter 4: Modified 01/06/2002 (TK) -- Wrote section on feedback.

Volume 3, Chapter 6: Modified 01/02/2002 (TK) -- Added section on IGBTs.

Volume 3, Chapter 7: Modified 01/06/2002 (TK) -- Wrote section on Silicon-Controlled Switches (SCSs).

Volume 3, Chapter 8: Modified 01/31/2002 (TK) -- Added text recommending the model 353 as a performance upgrade to the 1458.

Volume 3, Chapter 8: Modified 02/21/2002 (TK) -- Added comments about "latch-up" quirk of some op-amps.

Volume 3, Chapter 8: Modified 03/18/2002 (TK) -- Corrected some numerical errors in images 03037 and 03038. Added schematic diagram of a home-made op-amp circuit, as well as the internal schematic for a model 741. Added LM324 parameters to model list.

Volume 3, Chapter 8: Modified 05/01/2002 (TK) -- Added illustration and text warning readers of problems caused by lack of power supply ground (a common ground with the input signals).

Volume 3, Chapter 8: Modified 05/19/2002 (TK) -- Added "positive feedback" as index items.

Volume 3, Chapter 9: Modified 04/27/2002 - 04/28/2002 (TK) -- Began writing "Computational Circuits" section.

Volume 3, Chapter 9: Modified 05/01/2002 (TK) -- Added some comments, and one illustration, to the "Computational Circuits" section, regarding noise errors and drift errors.

Volume 3, Chapter 9: Modified 06/23/2002 (TK) -- Minor editing.

Volume 3, Chapter 9: Modified 08/23/2002 (TK) -- Added Warren Young's (modified) text as the first installment of a new "Power Supplies" section.

Volume 3, Chapter 13: Modified 04/02/2002 (TK) -- Added some text in the last section, regarding the advantages and disadvantages of tubes in comparison to semiconductors.

Volume 3, Chapter 13: Modified 04/06/2002 (TK) -- Minor editing changes, plus comments on "ultralinear" tetrode connections for audio power amplifiers and tube use in audio equipment. Also added photograph of a "cat-eye" tube.

Volume 3, Chapter 13: Modified 04/10/2002 (TK) -- Added two paragraphs to the last section (Tubes versus Semiconductors).

Volume 3, Chapter 13: Modified 07/21/2002 (TK) -- Minor error corrections and stylistic changes.

Volume 4, Chapter 3: Modified 03/03/2002 (TK) -- Minor editing. Also, corrected source code error: two "comment" lines weren't closed, resulting in several important sections at the end of the chapter being hidden from view!

Volume 4, Chapter 3: Modified 04/17/2002 (TK) -- Altered some CMOS schematic diagrams for better clarity and accuracy, and added text and graphics regarding CMOS bilateral switches.

Volume 4, Chapter 3: Modified 04/19/2002 (TK) -- Minor grammar correction.

Volume 4, Chapter 3: Modified 05/14/2002 (TK) -- Added a new section: "Logic signal voltage levels".

Volume 4, Chapter 3: Modified 05/18/2002 (TK) -- Continued writing new section: "Logic signal voltage levels".

Volume 4, Chapter 3: Modified 05/19/2002 (TK) -- Continued writing new section: "Logic signal voltage levels". Added illustrations and text regarding Schmitt trigger gates. Modified section on DIP gate packaging.

Volume 4, Chapter 3: Modified 06/26/2002 (TK) -- Minor editing.

Volume 4, Chapter 4: Modified 03/03/2002 (TK) -- Minor editing.

Volume 4, Chapter 4: Modified 04/17/2002 (TK) -- Minor editing.

Volume 4, Chapter 5: Modified 05/18/2002 (TK) -- Added photographs and text of octal-based relays and a three-phase motor contactor.

Volume 4, Chapter 6: Modified 03/03/2002 (TK) -- Minor editing.

Volume 4, Chapter 6: Modified 05/19/2002 (TK) -- Added "Programmable Logic Controller" section.

Volume 4, Chapter 7: Created 02/23/2002 to 02/24/2002 (TK)

Volume 4, Chapter 7: Modified 03/03/2002 (TK) -- Continued writing.

Volume 4, Chapter 7: Modified 06/16/2002 (TK) -- Continued writing.

Volume 4, Chapter 7: Modified 06/23/2002 (TK) -- Minor changes.

Volume 4, Chapter 10: Modified 05/22/2002 (TK) -- Minor typographical correction.

Volume 4, Chapter 11: 06/02/2002 (TK) -- Started writing.

Volume 4, Chapter 11: 06/03/2002 (TK) -- Continued writing.

Volume 4, Chapter 13: Modified 04/09/2002 (TK) -- Modified comments on ADC resolution.

Volume 4, Chapter 14: Modified 05/18/2002 (TK) -- Minor editing.

Volume 5, Chapter 1: Modified 05/05/2002 (TK) -- Corrected references of "Ohm's Law" power calculations to "Joule's Law".

Volume 5, Chapter 1: Modified 05/18/2002 (TK) -- Added super-large and super-small metric prefixes to the list.

Volume 5, Chapter 1: Modified 07/02/2002 (TK) -- Minor revisions to conversion factors. Also added section crediting source of conversion data.

Volume 5, Chapter 4: Modified 05/25/2002 (TK) -- Minor editing.

Volume 5, Chapter 7: Modified 02/03/2002 (TK) -- Minor typo corrections in some of the op-amp netlists (had inverting and noninverting inputs swapped in the simulations). Oddly enough, this didn't produce any significant errors in the analyses!

Volume 5, Chapter 7: Modified 03/20/2002 (TK) -- Added comments to .plot and .print sections regarding difference between SPICE2 and SPICE3.

Volume 5, Chapter 8: Modified 01/13/2002 (TK) -- Modified as per suggestions from Alejandro Gamero Divasto, a maintenance engineer for Siemens Chile.

Volume 5, Chapter 8: Modified 05/25/2002 (TK) -- Minor typo corrections.

Volume 5, Chapter 9: Modified 05/19/2002 (TK) -- Added to integrated circuit symbol illustrations.

Volume 6, Chapter 1: Modified 01/13/2002 (TK) -- Wrote initial content for chapter.

Volume 6, Chapter 1: Modified 01/26/2002 (TK) -- Minor editing.

Volume 6, Chapter 1: Modified 04/14/2002 (TK) -- Added section on setup of a home lab, as per Michael Warner's suggestion.

Volume 6, Chapter 1: Modified 05/12/2002 (TK) -- Added photo and text to the "home lab" section.

Volume 6, Chapter 2: Modified 01/12/2002 - 01/14/2002 (TK) -- Wrote content for some sections.

Volume 6, Chapter 2: Modified 01/21/2002 (TK) -- Wrote "power dissipation" section. Added text discussing "electrically common" points in relation to continuity.

Volume 6, Chapter 2: Modified 05/05/2002 (TK) -- Corrected references of "Ohm's Law" power calculations to "Joule's Law".

Volume 6, Chapter 3: Modified 01/14/2002 (TK) -- Wrote series and parallel battery experiments.

Volume 6, Chapter 3: Modified 01/15/2002 (TK) -- Wrote voltage divider experiment.

Volume 6, Chapter 3: Modified 01/17/2002 (TK) -- Wrote current divider experiment. Copied "Audio Detector" experiment from AC chapter to this chapter, and made appropriate modifications to the text for students who haven't studied any AC yet.

Volume 6, Chapter 3: Modified 01/20/2002 (TK) -- Wrote "Potentiometer as voltage divider" experiment. Also wrote "A very simple computer" section.

Volume 6, Chapter 3: Modified 01/22/2002 (TK) -- Minor editing to the "Potentiometer as voltage divider" and "Sensitive voltage detector" experiments.

Volume 6, Chapter 3: Modified 01/26/2002 (TK) -- Wrote "Potentiometer as rheostat," "Thermocouple," "Rheostat range limiting," and "Make your own Multimeter" experiments.

Volume 6, Chapter 3: Modified 01/27/2002 (TK) -- Wrote "Potentiometric voltmeter" experiment.

Volume 6, Chapter 3: Modified 02/07/2002 (TK) -- Wrote "Rate-of-change indicator" experiment.

Volume 6, Chapter 3: Modified 03/27/2002 (TK) -- Eliminated "Electric Motor" section until I has some content to put there. Completed the experiment on "4-Wire Resistance Measurement."

Volume 6, Chapter 3: Modified 05/05/2002 (TK) -- Deleted relay experiment sections, not wanting them to remain empty forever. When I finally get around to writing the content, I'll put those sections back in.

Volume 6, Chapter 3: Modified 05/12/2002 (TK) -- Deleted Wheatstone bridge experiment section, not wanting it to remain empty forever. When I finally get around to writing the content, I'll put this section back in.

Volume 6, Chapter 3: Modified 05/26/2002 (TK) -- Minor editing.

Volume 6, Chapter 3: Modified 06/25/2002 (TK) -- Minor editing.

Volume 6, Chapter 3: Modified 09/01/2002 (TK) -- Corrected minor markup syntax error.

Volume 6, Chapter 3: Modified 10/30/2002 (TK) -- Simplified "Thermocouple" experiment by removing the part where voltage along a continuous piece of wire was measured as a result of moving a source of heat along the wire's length. This is the Thompson effect, not the Seebeck effect, and it is so small, anyway, that incorporating it into this discussion on thermocouples was a recipe for confusion.

Volume 6, Chapter 4: Modified 01/06/2002 (TK) -- Wrote alternator experiment.

Volume 6, Chapter 4: Modified 01/08/2002 (TK) -- Wrote keyboard experiment.

Volume 6, Chapter 4: Modified 01/09/2002 (TK) -- Wrote PC oscilloscope experiment.

Volume 6, Chapter 4: Modified 01/10/2002 (TK) -- Wrote waveform analysis experiment.

Volume 6, Chapter 4: Modified 01/17/2002 (TK) -- Modified text slightly in "Audio Detector" experiment.

Volume 6, Chapter 4: Modified 01/20/2002 (TK) -- Minor editing.

Volume 6, Chapter 4: Modified 01/21/2002 (TK) -- Added suggestion for a fuse in the AC power supply project.

Volume 6, Chapter 4: Modified 01/22/2002 (TK) -- Minor editing to audio detector experiment.

Volume 6, Chapter 4: Modified 01/26/2002 (TK) -- Minor editing to audio detector experiment.

Volume 6, Chapter 4: Modified 01/27/2002 (TK) -- Wrote signal coupling experiment.

Volume 6, Chapter 4: Modified 01/28/2002 (TK) -- Modified signal coupling experiment.

Volume 6, Chapter 4: Modified 02/07/2002 (TK) -- Wrote "Sound cancellation" experiment.

Volume 6, Chapter 5: Modified 01/20/2002 (TK) -- Added project ideas in the form of "commented" lines, so that nothing appears on the page that isn't complete.

Volume 6, Chapter 5: Modified 01/21/2002 (TK) -- Wrote "Commutating diode" and "Half-wave rectifier" experiments.

Volume 6, Chapter 5: Modified 01/22/2002 (TK) -- Wrote "Full-wave center-tap rectifier" experiment.

Volume 6, Chapter 5: Modified 01/28/2002 (TK) -- Wrote "Full-wave bridge rectifier" and "Rectifier/filter circuit" experiments.

Volume 6, Chapter 5: Modified 01/29/2002 (TK) -- Wrote "Current mirror" experiment.

Volume 6, Chapter 5: Modified 01/30/2002 (TK) -- Wrote "Voltage follower" experiment.

Volume 6, Chapter 5: Modified 02/04/2002 (TK) -- Wrote "Transistor as switch" experiment.

Volume 6, Chapter 5: Modified 02/11/2002 (TK) -- Wrote "Differential amplifier" experiment.

Volume 6, Chapter 5: Modified 02/13/2002 (TK) -- Wrote "Voltage regulator" and "Common-emitter amplifier" experiments.

Volume 6, Chapter 5: Modified 02/16/2002 (TK) -- Wrote "Multi-stage amplifier" experiment.

Volume 6, Chapter 5: Modified 02/17/2002 (TK) -- Wrote "Simple oscillator" and "Simple op-amp" experiments.

Volume 6, Chapter 5: Modified 02/24/2002 (TK) -- Wrote "JFET current regulator" experiment, modified "Current mirror" experiment text and graphics.

Volume 6, Chapter 5: Modified 02/25/2002 (TK) -- Wrote "Pulsed-light sensor" experiment.

Volume 6, Chapter 5: Modified 05/05/2002 (TK) -- Wrote "Vacuum tube audio amplifier" experiment.

Volume 6, Chapter 5: Modified 05/07/2002 (TK) -- Added illustration to the "Vacuum tube audio amplifier" experiment.

Volume 6, Chapter 5: Modified 05/08/2002 (TK) -- Minor alterations to "Vacuum tube audio amplifier" experiment.

Volume 6, Chapter 5: Modified 05/12/2002 (TK) -- Minor editing.

Volume 6, Chapter 6: Modified 01/20/2002 (TK) -- Added project ideas in the form of "commented" lines, so that nothing appears on the page that isn't complete.

Volume 6, Chapter 6: Modified 01/31/2002 (TK) -- Wrote "Comparator" experiment.

Volume 6, Chapter 6: Modified 02/02/2002 (TK) -- Wrote "Precision voltage follower" experiment.

Volume 6, Chapter 6: Modified 02/03/2002 (TK) -- Wrote "Integrator" experiment.

Volume 6, Chapter 6: Modified 02/04/2002 (TK) -- Wrote "Noninverting amplifier" experiment.

Volume 6, Chapter 6: Modified 02/18/2002 (TK) -- Wrote "555 audio oscillator," "555 ramp generator," and "PWM power controller" experiments.

Volume 6, Chapter 6: Modified 02/26/2002 (TK) -- Wrote "High impedance voltmeter" experiment.

Volume 6, Chapter 6: Modified 03/03/2002 (TK) -- Corrected an error in the "High impedance voltmeter" experiment: I referred to a 741 op-amp when I should have referred to a 1458. Also, completed graphics for that experiment.

Volume 6, Chapter 6: Modified 03/26/2002 (TK) -- Added paragraph to the "Integrator" experiment discussing measurement of input vs. output.

Volume 6, Chapter 6: Modified 05/26/2002 (TK) -- Minor editing.

Volume 6, Chapter 6: Modified 07/21/2002 (TK) -- Added "Class B audio amplifier" experiment.

Volume 6, Chapter 7: Modified 01/20/2002 (TK) -- Added project ideas in the form of "commented" lines, so that nothing appears on the page that isn't complete.

Volume 6, Chapter 7: Modified 04/21/2002 (TK) -- Wrote "Basic gate function," "NOR gate S-R latch," and "LED Sequencer" experiments.

Volume 6, Chapter 7: Modified 04/22/2002 (TK) -- Wrote "NAND gate S-R enabled latch" and "NAND gate S-R flip-flop" experiments.

Volume 6, Chapter 7: Modified 05/08/2002 (TK) -- Added to the "NOR gate S-R latch" experiment, showing how output signal loading affects the circuit's ability to "latch."

Volume 6, Chapter 7: Modified 05/09/2002 (TK) -- Wrote "Simple combination lock" experiment.

Volume 6, Chapter 7: Modified 05/26/2002 (TK) -- Wrote "3-bit binary counter" experiment.


2001 (Not listed in chronological order -- it's old enough that it doesn't matter anyway!)

Volume 1, Chapter 1: Modified 01/14/2001 (TK) -- Revised explanations of electrostatic charge, as per suggestions by Ben Crowell on 01/13/2001.

Volume 1, Chapter 1: Modified 01/15/2001 (TK) -- Clarified descriptions and analogies of voltage to make them more technically accurate.

Volume 1, Chapter 1: Modified 05/27/2001 (TK) -- Converted to SubML format, with some editing.

Volume 1, Chapter 1: Modified 06/20/2001 (TK) -- Minor editing changes.

Volume 1, Chapter 1: Modified 07/06/2001 (TK) -- Changed list of conductors and insulators from an itemized list to a pair of paragraphs.

Volume 1, Chapter 1: Modified 07/07/2001 (TK) -- Changed section name from "Practical electric circuits and the concept of electrical resistance" to simply "Resistance." Also, changed section name from "Conductors, insulators, and the flow of electrons" to "Conductors, insulators, and electron flow."

Volume 1, Chapter 1: Modified 10/14/2001 (TK) -- Updated some photographs to better-quality pictures.

Volume 1, Chapter 1: Modified 10/21/2001 (TK) -- Added section discussing conventional flow versus electron flow.

Volume 1, Chapter 1: Modified 10/24/2001 (TK) -- Corrected Tannenbaum quote.

Volume 1, Chapter 1: Modified 11/04/2001 (TK) -- Mentioned that glass and air -- normally insulators -- may become conductors with sufficient temperature. Also added comments regarding conductors vs. insulators and made minor changes to the text.

Volume 1, Chapter 2: Modified 01/14/2001 (TK) -- Minor editing to text.

Volume 1, Chapter 2: Modified 01/15/2001 (TK) -- Clarified terms of voltage, current, and (especially) power. After having discussions with Ben Crowell, I want this text to be as technically accurate as possible without bewildering the beginning student.

Volume 1, Chapter 2: Modified 01/18/2001 (TK) -- Error correction: James Boorn pointed out that a line in the REVIEW portion of the "analogy" section was incorrect.

Volume 1, Chapter 2: Modified 03/03/2001 (TK) -- Expanded discussion on nonlinear conduction to include negative resistance.

Volume 1, Chapter 2: Modified 04/15/2001 (TK) -- Minor change to formatting of quotation in nonlinear conduction section. Also, added quotation to the beginning of the chapter.

Volume 1, Chapter 2: Modified 05/27/2001 (TK) -- Converted to SubML format, with some editing.

Volume 1, Chapter 2: Modified 06/20/2001 (TK) -- Added reference to alternative resistor symbol (rectangular box instead of zig-zag line).

Volume 1, Chapter 2: Modified 07/23/2001 (TK) -- Made minor formatting changes to SPICE output, and added a bit more descriptive text.

Volume 1, Chapter 2: Modified 10/14/2001 (TK) -- Improved some of the photographs, and made minor edits to the text.

Volume 1, Chapter 2: Modified 10/17/2001 (TK) -- Added comment about insulation breakdown.

Volume 1, Chapter 3: Modified 01/03/2001 (TK) -- Minor text editing.

Volume 1, Chapter 3: Modified 01/17/2001 (TK) -- Minor text editing.

Volume 1, Chapter 3: Modified 03/10/2001 (TK) -- Added "nuclear energy" to list of potentially hazardous energy sources to be considered for Zero Energy State.

Volume 1, Chapter 3: Modified 06/24/2001 (TK) -- Converted to SubML format, and some minor editing.

Volume 1, Chapter 3: Modified 07/06/2001 (TK) -- Modified table of shock current figures to fit better on a narrow typeset. Also added commentary on the meaning of "Hz" unit found in that table.

Volume 1, Chapter 3: Modified 07/09/2001 (TK) -- Expanded commentary on body resistance, and updated source information on body resistance, shock current research.

Volume 1, Chapter 3: Modified 07/23/2001 (TK) -- Italicized "IEEE Spectrum" as a magazine title.

Volume 1, Chapter 3: Modified 08/13/2001 (TK) -- Minor typo corrections.

Volume 1, Chapter 3: Modified 11/04/2001 (TK) -- Slightly altered URL inclusion, to match new update in SubML standard (version 0.90).

Volume 1, Chapter 4: Modified 07/02/2001 (TK) -- Converted to SubML format, and some minor editing.

Volume 1, Chapter 4: Modified 07/06/2001 (TK) -- Changed mathematical expressions from typesetting to normal, for the sake of proper exponent rendering in LaTeX2e.

Volume 1, Chapter 4: Modified 07/07/2001 (TK) -- Changed section name from "Metric and scientific notation in hand calculators" to simply "Hand calculator use."

Volume 1, Chapter 4: Modified 07/23/2001 (TK) -- Added index reference to SPICE "netlist," and made some minor changes to SPICE output formatting.

Volume 1, Chapter 4: Modified 10/14/2001 (TK) -- Added section on "new" style of metric notation (i.e. 4k7 for a 4.7k resistor).

Volume 1, Chapter 5: Modified 01/03/2001 (TK) -- Fixed a small typographical error.

Volume 1, Chapter 5: Modified 01/07/2001 (TK) -- Elaborated a bit on troubleshooting in the "component failure" section.

Volume 1, Chapter 5: Modified 02/28/2001 (TK) -- Corrected mistake: unit of "siemens" is never spoken or spelled as "siemen," even when expressed in singular form.

Volume 1, Chapter 5: Modified 04/02/2001 (TK) -- Minor textual editing in "conductance" section.

Volume 1, Chapter 5: Modified 07/03/2001 (TK) -- Converted to SubML format, and some minor editing.

Volume 1, Chapter 5: Modified 07/07/2001 (TK) -- Changed section name from "Conductance, and the parallel resistance equation" to simply "Conductance." Also, changed section name from "Component failure in series and parallel circuits" to simply "Component failure analysis." Finally, changed section name from "Power calculations in series and parallel circuits" to simply "Power calculations."

Volume 1, Chapter 5: Modified 07/23/2001 (TK) -- Added index reference to SPICE "netlist," and made some minor changes to SPICE output formatting.

Volume 1, Chapter 5: Modified 08/25/2001 (TK) -- Minor changes.

Volume 1, Chapter 5: Modified 11/19/2001 (TK) -- Added section at the end describing how to construct simple circuits.

Volume 1, Chapter 5: Modified 11/22/2001 (TK) -- Added photographs of two terminal strips.

Volume 1, Chapter 6: Modified 03/27/2001 (TK) -- Elaborated on the use of a potentiometer as a variable voltage divider.

Volume 1, Chapter 6: Modified 07/03/2001 (TK) -- Converted to SubML format, and some minor editing.

Volume 1, Chapter 6: Modified 10/14/2001 (TK) -- Corrected inconsistencies on double-subscript voltage notation for the section on Kirchhoff's Voltage Law. Also, improved schematic diagrams illustrating KVL.

Volume 1, Chapter 6: Modified 10/15/2001 (TK) -- Added photographs and text on potentiometers.

Volume 1, Chapter 7: Modified 01/07/2001 (TK) -- Elaborated a bit on the importance of qualitative analysis skills in the "component failure" section.

Volume 1, Chapter 7: Modified 04/15/2001 (TK) -- Minor change to formatting of quotation.

Volume 1, Chapter 7: Modified 07/04/2001 (TK) -- Converted to SubML format, and some minor editing.

Volume 1, Chapter 7: Modified 07/07/2001 (TK) -- Changed section name from "Component failure in series-parallel combination circuits" to simply "Component failure analysis."

Volume 1, Chapter 7: Modified 07/23/2001 (TK) -- Made a minor change to the SPICE output formatting.

Volume 1, Chapter 7: Modified 10/21/2001 (TK) -- Minor clarification on qualitative analysis.

Volume 1, Chapter 7: Modified 11/20/2001 (TK) -- Added section at the end describing how to construct circuits using breadboards and terminal strips.

Volume 1, Chapter 8: Modified 07/05/2001 (TK) -- Converted to SubML format, and some editing.

Volume 1, Chapter 8: Modified 07/07/2001 (TK) -- Added section on "High voltage ohmmeters".

Volume 1, Chapter 8: Modified 07/26/2001 (TK) -- Corrected formatting error of missing "para" tags around a paragraph.

Volume 1, Chapter 8: Modified 08/13/2001 (TK) -- Minor change in line spacing in "ohmmeter design" section.

Volume 1, Chapter 8: Modified 09/30/2001 (TK) -- Added section on the design of limited-range rheostat networks.

Volume 1, Chapter 8: Modified 10/04/2001 (TK) -- Added schematic and description of analog multimeter circuit.

Volume 1, Chapter 8: Modified 10/06/2001 (TK) -- Added to section on bridge circuits, discussing the Kelvin Double bridge. Added the term "bifilar" to the section on creating custom resistances. Added text and images describing how a pair of audio headphones may be used as a null detector.

Volume 1, Chapter 8: Modified 10/08/2001 (TK) -- Slight changes to section on audio headphone detector.

Volume 1, Chapter 8: Modified 10/14/2001 (TK) -- Added reference to and photographs of galvanometers.

Volume 1, Chapter 8: Modified 10/17/2001 (TK) -- Altered illustration of ionization (breakdown) voltage for greater clarity.

Volume 1, Chapter 8: Modified 11/22/2001 (TK) -- Altered photograph 50021 of multimeter. Also added a photograph and some commentary on reading analog multimeter scales.

Volume 1, Chapter 8: Modified 12/02/2001 (TK) -- Added photograph of a hand-crank megger.

Volume 1, Chapter 8: Modified 12/31/2001 (TK) -- Added section on 4-wire (Kelvin) resistance measurements.

Volume 1, Chapter 9: Modified 01/14/2001 (TK) -- Added some index entries for signal standards (3-15 PSI, 4-20 mA, and 10-50 mA).

Volume 1, Chapter 9: Modified 07/07/2001 (TK) -- Converted to SubML format, and some editing.

Volume 1, Chapter 9: Modified 09/23/2001 (TK) -- Minor spelling corrections.

Volume 1, Chapter 9: Modified 10/06/2001 (TK) -- Changed "null meter" to "null detector" so as to not exclude null devices other than meter movements.

Volume 1, Chapter 9: Modified 10/11/2001 (TK) -- Major rewrite of strain gauge section.

Volume 1, Chapter 9: Modified 10/14/2001 (TK) -- Minor editing of the strain gauge text.

Volume 1, Chapter 9: Modified 12/31/2001 (TK) -- Added paragraph comparing linearity of quarter-, half-, and full-bridge strain gauge sensor circuits.

Volume 1, Chapter 10: Modified 07/10/2001 (TK) -- Converted to SubML format, and some editing.

Volume 1, Chapter 10: Modified 10/21/2001 (TK) -- Minor typographical corrections.

Volume 1, Chapter 11: Modified 07/11/2001 (TK) -- Converted to SubML format, and some editing.

Volume 1, Chapter 11: Modified 10/14/2001 (TK) -- Minor additions.

Volume 1, Chapter 12: Modified 01/01/2001 (TK) -- Elaborated on superconductivity section, with data obtained from Collier's Encyclopedia (volume 21, 1968).

Volume 1, Chapter 12: Modified 03/25/2001 (TK) -- Elaborated on wire insulation types.

Volume 1, Chapter 12: Modified 07/11/2001 (TK) -- Converted to SubML format, and some editing.

Volume 1, Chapter 12: Modified 10/11/2001 (TK) -- Corrected spelling of the word "gage" to "gauge."

Volume 1, Chapter 13: Modified 07/12/2001 (TK) -- Converted to SubML format, and some editing.

Volume 1, Chapter 13: Modified 07/14/2001 (TK) -- Elaborated on a capacitor's opposition to change in voltage, introducing the concept of the derivative (calculus).

Volume 1, Chapter 13: Modified 08/15/2001 (TK) -- Corrected inconsistency in the use of ``e'' and ``v'' terms in the calculus section.

Volume 1, Chapter 14: Modified 03/04/2001 (TK) -- Minor editing.

Volume 1, Chapter 14: Modified 04/02/2001 (TK) -- Minor editing.

Volume 1, Chapter 14: Modified 07/13/2001 (TK) -- Converted to SubML format, and some editing.

Volume 1, Chapter 14: Modified 11/22/2001 (TK) -- Minor editing.

Volume 1, Chapter 15: Modified 07/12/2001 (TK) -- Converted to SubML format, and some editing.

Volume 1, Chapter 15: Modified 07/14/2001 (TK) -- Elaborated on an inductor's opposition to change in current, reinforcing the concept of the derivative (calculus).

Volume 1, Chapter 15: Modified 08/15/2001 (TK) -- Corrected inconsistency in the use of ``e'' and ``v'' terms in the calculus section.

Volume 1, Chapter 16: Modified 04/02/2001 (TK) -- Added section explaining why L/R is not like RC. Also, made minor editing changes to the rest of the text.

Volume 1, Chapter 16: Modified 07/15/2001 (TK) -- Converted to SubML format, and some editing.

Volume 1, Chapter 16: Modified 07/23/2001 (TK) -- Elaborated a bit more on the use of the SPICE ".plot" command.

Volume 2, Chapter 1: Modified 01/07/2001 (TK) -- Elaborated on frequency, relating it to musical pitch. Also added a table showing an octave of notes and their respective frequencies, and a piano keyboard graphic to show the repeating pattern of an octave scale.

Volume 2, Chapter 1: Modified 01/16/2001 (TK) -- Improved precision on frequency figures for musical scale, and altered the accompanying text somewhat.

Volume 2, Chapter 1: Modified 06/24/2001 (TK) -- Converted to SubML format and made minor revisions.

Volume 2, Chapter 2: Modified 01/03/2001 (TK) -- Altered text to match the new graphic images on vector addition.

Volume 2, Chapter 2: Modified 01/05/2001 (TK) -- Fixed problem in image 02035 (wrong vector angle). Also, broke up beginning into several sections and added a section on understanding AC "polarity."

Volume 2, Chapter 2: Modified 07/15/2001, 07/18/2001 (TK) -- Converted to SubML format and made minor revisions.

Volume 2, Chapter 2: Modified 11/19/2001 (TK) -- Fixed index reference to imaginary operator symbols.

Volume 2, Chapter 3: Modified 07/21/2001 - 07/22/2001 (TK) -- Converted to SubML format and made minor revisions. Corrected type in image # 12030, as per suggestion from Jim Palmer.

Volume 2, Chapter 3: Modified 11/19/2001 (TK) -- Added reference to angular velocity.

Volume 2, Chapter 4: 07/22/2001 (TK) -- Converted to SubML format and made minor revisions.

Volume 2, Chapter 4: 08/04/2001 (TK) -- Minor SubML markup correction (there was a "pagebreak" tag where a "bigspace" tag should have been!).

Volume 2, Chapter 4: Modified 11/19/2001 (TK) -- Added reference to angular velocity.

Volume 2, Chapter 5: 07/22/2001 (TK) -- Converted to SubML format and made minor revisions.

Volume 2, Chapter 5: 11/18/2001 (TK) -- Added section discussing susceptance (B) and admittance (Y).

Volume 2, Chapter 6: Modified 07/22/2001 (TK) -- Converted to SubML format and made minor revisions.

Volume 2, Chapter 7: Modified 01/07/2001 (TK) -- Clarified some issues surrounding the terms "harmonic" and "overtone."

Volume 2, Chapter 7: Modified 01/22/2001 (TK) -- Typo corrections, corrections also made to image 02110.

Volume 2, Chapter 7: Modified 03/20/2001 (TK) -- Added section on harmonic analysis with oscilloscope and spectrum analyzer displays.

Volume 2, Chapter 7: Modified 03/21/2001 (TK) -- Corrected small error in image 02112 (bridge rectifier) from way back: polarity incorrect across load resistor.

Volume 2, Chapter 7: Modified 07/26/2001 (TK) -- Converted to SubML format and made minor revisions.

Volume 2, Chapter 7: Modified 10/21/2001 (TK) -- Added schematics to clarify concept of signal coupling between circuits.

Volume 2, Chapter 7: Modified 12/24/2001 (TK) -- Added index reference to symmetry and harmonic content.

Volume 2, Chapter 8: Modified 07/27/2001 (TK) -- Converted to SubML format and made minor revisions.

Volume 2, Chapter 8: Modified 10/21/2001 (TK) -- Added decoupling capacitors as a common lowpass filter application.

Volume 2, Chapter 9: Modified 01/23/2001 (TK) -- Added reference to powdered iron transformer cores.

Volume 2, Chapter 9: Modified 02/08/2001 (TK) -- Corrected incorrect wire connection points (no dots!) in images 02147, 02148, and 02149. Also, added scopemeters to phasing illustrations 02138, 02139, and 02140.

Volume 2, Chapter 9: Modified 02/17/2001 (TK) -- Added comment on the effect of leakage inductance on voltage regulation.

Volume 2, Chapter 9: Modified 02/26/2001 (TK) -- Elaborated on ferroresonant transformers, adding schematic.

Volume 2, Chapter 9: Modified 03/29/2001 (TK) -- Elaborated on motor/generator sets.

Volume 2, Chapter 9: Modified 07/27/2001 (TK) -- Converted to SubML format and made minor revisions.

Volume 2, Chapter 9: Modified 09/02/2001 (TK) -- Added some transformer photographs (52006, 52007, and 52008) and added references in the text to these images.

Volume 2, Chapter 9: Modified 09/03/2001 (TK) -- Changed transformer photograph 52002, and edited the text for this image. Also, added photograph 52010 (multiple-winding transformer) and associated text.

Volume 2, Chapter 9: Modified 10/14/2001 (TK) -- Added photograph of transformer bank at Grand Coulee dam, and also a reference to transformer noise and its cause (magnetostriction).

Volume 2, Chapter 9: Modified 11/03/2001 (TK) -- Corrected analysis of transformer performance with regard to winding inductances. Earlier versions of this chapter attributed voltage sag under heavy load to excessive inductance. In reality, this was due to LEAKAGE inductance and could have been fixed by improving magnetic coupling, not just by reducing coil inductances.

Volume 2, Chapter 9: Modified 11/04/2001 (TK) -- Rewrote much of the first section, to include more detail on mutual inductance and the interaction of coil currents, coil voltages, flux, etc.

Volume 2, Chapter 9: Modified 11/18/2001 (TK) -- Added photographs of a transformer cut in half. Also, modified text so as to comment on this photograph wherever appropriate.

Volume 2, Chapter 9: Modified 12/24/2001 (TK) -- Clarified distinction between magnetizing current and exciting current. Discussed harmonic distortion of exciting current due to B/H nonlinearity.

Volume 2, Chapter 10: Modified 01/01/2001 (TK) -- Replaced tables and equations with graphic images (1*.eps and 1*.jpg). Some editing done to the text.

Volume 2, Chapter 10: Modified 07/29/2001 (TK) -- Converted to SubML format and made minor revisions.

Volume 2, Chapter 10: Modified 11/23/2001 - 11/26/2001 (TK) -- Added section on harmonics in AC power systems.

Volume 2, Chapter 10: Modified 12/24/2001 (TK) -- Added index reference to harmonics and waveform symmetry.

Volume 2, Chapter 11: Modified 01/01/2001 (TK) -- Replaced tables and equations with graphic images (1*.eps and 1*.jpg). Some editing done to the text.

Volume 2, Chapter 11: Modified 07/30/2001 (TK) -- Converted to SubML format and made minor revisions.

Volume 2, Chapter 12: Modified 01/01/2001 (TK) -- Replaced tables and equations with graphic images (1*.eps and 1*.jpg). Some editing done to the text. Quite a few spelling error corrections!

Volume 2, Chapter 12: Modified 01/07/2001 (TK) -- Elaborated on overtones with reference to the power quality meter, noting how even-numbered harmonics are negligible in three-phase power systems.

Volume 2, Chapter 12: Modified 03/19/2001 (TK) -- Minor editing, added a few index tags for diodes and rectifiers.

Volume 2, Chapter 12: Modified 07/30/2001 - 07/31/2001 (TK) -- Converted to SubML format and made minor revisions.

Volume 2, Chapter 12: Modified 09/03/2001 (TK) -- Added CT photograph (52009), and added text for this image.

Volume 2, Chapter 12: Modified 10/04/2001 (TK) -- Elaborated on the use of headphones as a bridge circuit null detector.

Volume 2, Chapter 12: Modified 10/08/2001 (TK) -- Minor changes to null detector references.

Volume 2, Chapter 12: Modified 11/07/2001 (TK) -- Added reference to capacitive voltage dividers and Wagner earth circuits. Also made several stylistic revisions to the text.

Volume 2, Chapter 12: Modified 12/24/2001 (TK) -- Added reference to twin-T differential capacitive circuit, as an alternative to standard bridge circuits for capacitive sensors.

Volume 3, Chapter 1: Modified 01/28/2001 (TK) -- New file.

Volume 3, Chapter 1: Modified 03/01/2001 (TK) -- Started writing.

Volume 3, Chapter 1: Modified 03/03/2001 - 03/04/2001 (TK) -- Continued writing.

Volume 3, Chapter 1: Modified 03/05/2001 (TK) -- Added paragraph on the dBm scale (0 dBm = 1 mW across 600 ohms).

Volume 3, Chapter 1: Modified 03/08/2001 (TK) -- Expanded decibels section.

Volume 3, Chapter 1: Modified 06/24/2001 (TK) -- Converted to SubML format, and some minor editing.

Volume 3, Chapter 2: Modified 02/03/2001 (TK) -- Added new section title for SPICE simulations.

Volume 3, Chapter 2: Modified 02/13/2001 (TK) -- Began writing quantum physics section.

Volume 3, Chapter 2: Modified 04/15/2001 (TK) -- Added a quotation from Enrico Fermi to the quantum physics section.

Volume 3, Chapter 2: Modified 08/15/2001 (TK) -- Converted to SubML format, and some minor editing.

Volume 3, Chapter 2: Modified 09/30/2001 (TK) -- Minor editing.

Volume 3, Chapter 3: Modified 08/15/2001 (TK) -- Converted to SubML format, and some minor editing.

Volume 3, Chapter 3: Modified 12/09/2001 (TK) -- Wrote and illustrated first section.

Volume 3, Chapter 3: Modified 12/10/2001 - 12/11/2001 (TK) -- Continued writing and illustrating other sections.

Volume 3, Chapter 3: Modified 12/16/2001 (TK) -- Continued writing and illustrating other sections.

Volume 3, Chapter 3: Modified 12/24/2001 (TK) -- Continued writing and illustrating other sections.

Volume 3, Chapter 3: Modified 12/27/2001 (TK) -- Continued writing and illustrating other sections.

Volume 3, Chapter 4: Modified 01/28/2001 (TK) -- Created sections.

Volume 3, Chapter 4: Modified 01/29/2001 (TK) -- Wrote "Introduction" and "Switch" sections.

Volume 3, Chapter 4: Modified 01/30/2001 (TK) -- Continued writing, finishing "Characteristics" section and beginning the "Active-mode" section.

Volume 3, Chapter 4: Modified 02/03/2001 to 02/06/2001 (TK) -- Continued writing up through common-collector section.

Volume 3, Chapter 4: Modified 02/08/2001 (TK) -- Finished common-base section.

Volume 3, Chapter 4: Modified 02/15/2001-02/18/2001 (TK) -- Continued writing, concentrating on "Biasing" section.

Volume 3, Chapter 4: Modified 02/22/2001 (TK) -- Wrapped up chapter for the time being by commenting out tags for two proposed sections.

Volume 3, Chapter 4: Modified 02/28/2001 (TK) -- Elaborated on characteristic curves and the meaning of the non-horizontal portions (saturation!).

Volume 3, Chapter 4: Modified 04/17/2001 (TK) -- Refined the definition of "saturation," making it clearer that a saturated transistor actually passes less collector current than the base would normally allow ("the pedal's to the floor!").

Volume 3, Chapter 4: Modified 08/16/2001 (TK) -- Converted to SubML format, and some minor editing. Also added a couple of paragraphs and an illustration describing class D amplifier operation.

Volume 3, Chapter 4: Modified 12/31/2001 (TK) -- Added section on current mirrors.

Volume 3, Chapter 5: Modified 01/28/2001 (TK) -- Created sections.

Volume 3, Chapter 5: Modified 02/22/2001 (TK) -- Started writing.

Volume 3, Chapter 5: Modified 02/26/2001 - 02/28/2001 (TK) -- Continued writing.

Volume 3, Chapter 5: Modified 03/05/2001 (TK) -- Minor editing.

Volume 3, Chapter 5: Modified 08/17/2001 (TK) -- Converted to SubML format, and some minor editing.

Volume 3, Chapter 6: Modified 01/28/2001 (TK) -- Created sections.

Volume 3, Chapter 6: Modified 02/22/2001 (TK) -- Modified sections.

Volume 3, Chapter 6: Modified 03/05/2001 (TK) -- Started writing.

Volume 3, Chapter 6: Modified 03/12/2001 (TK) -- Added comment about D-type IGFETs being normally "half-on."

Volume 3, Chapter 6: Modified 08/17/2001 (TK) -- Converted to SubML format, and some minor editing.

Volume 3, Chapter 7: Modified 01/28/2001 (TK) -- Created sections.

Volume 3, Chapter 7: Modified 03/11/2001 (TK) -- Started writing.

Volume 3, Chapter 7: Modified 03/12/2001 - 03/14/2001 (TK) -- Continued writing.

Volume 3, Chapter 7: Modified 08/12/2001 (TK) -- Converted to SubML format, with a few minor editing changes.

Volume 3, Chapter 7: Modified 12/24/2001 - 03/14/2001 (TK) -- Added reference to GTOs, and to "reverse-triggering" of SCRs.

Volume 3, Chapter 8: Modified 01/15/2001 (TK) -- Converted ASCII-art images, equations, and tables into graphic (.eps and .jpg) images. Capitalized words replaced with the @emph{} tag. Some editing done to text.

Volume 3, Chapter 8: Modified 03/27/2001 (TK) -- Minor editing.

Volume 3, Chapter 8: Modified 04/19/2001 (TK) -- Slight modification to 8-pin DIP illustration.

Volume 3, Chapter 8: Modified 08/18/2001 (TK) -- Converted to SubML format, and some minor editing.

Volume 3, Chapter 8: Modified 08/21/2001 (TK) -- Minor spelling corrections.

Volume 3, Chapter 8: Modified 09/30/2001 (TK) -- Created null detector/potentiometer model of op-amp, and used it to better describe operational amplifier circuit function, especially current pathways in the feedback loop.

Volume 3, Chapter 8: Modified 10/04/2001 (TK) -- Added reference to transconductance in the voltage-to-current converter circuit.

Volume 3, Chapter 8: Modified 10/09/2001 (TK) -- Minor edits to "null detector" references.

Volume 3, Chapter 8: Modified 10/16/2001 (TK) -- Began a section on op-amp models, including a schematic of George Philbrick's K2-W vacuum-tube op-amp.

Volume 3, Chapter 8: Modified 10/18/2001 (TK) -- Continued writing op-amp model section.

Volume 3, Chapter 8: Modified 10/21/2001 (TK) -- Added CA3130 to op-amp model list.

Volume 3, Chapter 8: Modified 11/05/2001 (TK) -- Added section explaining feedback amplification via an analogy of mechanical levers.

Volume 3, Chapter 8: Modified 11/06/2001 (TK) -- Added "Data" section at end of chapter accounting for op-amp parametric spec's. Also, added pinout for dual op-amp models in 8-pin DIP packages.

Volume 3, Chapter 13: Modified 01/07/2001 (TK) -- Fixed the liec_smi.lps library so that tube grid symbols (dashed lines) weren't obliterated by 'mogrify' upon eps to jpg file conversion. Clarified explanation for "Cat-Eye" tube. Added index tags.

Volume 3, Chapter 13: Modified 03/03/2001 (TK) -- Elaborated on multi-grid tubes (beyond the pentode), and the beam tetrode tube.

Volume 3, Chapter 13: Modified 03/04/2001 (TK) -- Added section on tube performance parameters. Also wrote content on microwave tubes (klystrons and magnetrons).

Volume 3, Chapter 13: Modified 08/05/2001, 08/12/2001 (TK) -- Converted to SubML format, with a few minor editing changes.

Volume 4, Chapter 1: Modified 03/29/2001 (TK) -- Introduced proper emphasizing into the text (italics, etc.) rather than CAPITALIZATION.

Volume 4, Chapter 1: Modified 04/09/2001 (TK) -- Minor editing.

Volume 4, Chapter 1: Modified 04/15/2001 (TK) -- Minor change to formatting of quotation.

Volume 4, Chapter 1: Modified 08/19/2001 (TK) -- Converted to SubML format, and some minor editing.

Volume 4, Chapter 2: Modified 03/29/2001 (TK) -- Introduced proper emphasizing into the text (italics, etc.) rather than CAPITALIZATION.

Volume 4, Chapter 2: Modified 04/06/2001 (TK) -- Minor editing.

Volume 4, Chapter 2: Modified 04/09/2001 (TK) -- Minor editing, elaborated on binary addition overflow.

Volume 4, Chapter 2: Modified 08/19/2001 (TK) -- Converted to SubML format, and some minor editing.

Volume 4, Chapter 3: Modified 04/06/2001 (TK) -- Began writing.

Volume 4, Chapter 3: Modified 04/08/2001 to 04/09/2001 (TK) -- Continued writing.

Volume 4, Chapter 3: Modified 04/14/2001 to 04/15/2001 (TK) -- Continued writing.

Volume 4, Chapter 3: Modified 04/17/2001 (TK) -- Elaborated on the action of steering diodes in the input circuitry of TTL gates. Also elaborated on the difference between a gate "sourcing" and "sinking" current, and its relevance to TTL.

Volume 4, Chapter 3: Modified 04/19/2001 (TK) -- Corrected a serious set of errors in the illustrations regarding the universality of NOR gates.

Volume 4, Chapter 3: Modified 08/21/2001 (TK) -- Began conversion to SubML format, and some minor editing.

Volume 4, Chapter 3: Modified 08/22/2001 (TK) -- Continued converting to SubML format, and added some text describing gate universality relationships. Also, added 54/74xx86 Quad XOR gate pinout diagram to last section.

Volume 4, Chapter 4: Modified 01/21/2001 (TK) -- Converted ASCII-art diagrams into real graphic (.eps and .jpg) format. Some editing done to text.

Volume 4, Chapter 4: Modified 05/12/2001 (TK) -- Eliminated "Industrial Control Logic" from the title of this chapter.

Volume 4, Chapter 4: Modified 08/22/2001 (TK) -- Conversion to SubML format, and some minor editing.

Volume 4, Chapter 4: Modified 10/21/2001 (TK) -- Added a new section discussing switch contact "bounce" and a few "debouncing" techniques.

Volume 4, Chapter 5: Modified 01/21/2001 - 01/28/2001 (TK) -- Converted ASCII-art diagrams into real graphic (.eps and .jpg) format. Some editing done to text.

Volume 4, Chapter 5: Modified 05/12/2001 (TK) -- Eliminated "Industrial Control Logic" from the title of this chapter.

Volume 4, Chapter 5: Modified 08/22/2001 (TK) -- Conversion to SubML format, and some minor editing.

Volume 4, Chapter 6: Modified 01/16/2001 - 01/21/2001 (TK) -- Began to convert ASCII-art diagrams into real graphic (.eps and .jpg) format. Some editing done to text.

Volume 4, Chapter 6: Modified 03/08/2001 (TK) -- Continued converting ASCII-art diagrams into real graphics. Some editing done to the text.

Volume 4, Chapter 6: Modified 04/14/2001 (TK) -- Changed reference to DeMorgan's Theorem so as not to confuse readers who aren't yet familiar with Boolean algebra.

Volume 4, Chapter 6: Modified 05/12/2001 (TK) -- Eliminated "Industrial Control Logic" from the title of this chapter.

Volume 4, Chapter 6: Modified 08/22/2001 (TK) -- Conversion to SubML format, and some minor editing.

Volume 4, Chapter 10: Modified 04/08/2001 (TK) -- Elaborated on circuit "race" conditions.

Volume 4, Chapter 10: Modified 05/12/2001 (TK) -- Converted ASCII-art illustrations to true graphic form. Also, minor editing to the text.

Volume 4, Chapter 10: Modified 08/22/2001 - 08/23/2001 (TK) -- Conversion to SubML format, and some minor editing.

Volume 4, Chapter 13: Modified 06/17/2001 (TK) -- Began writing.

Volume 4, Chapter 13: Modified 06/20/2001 (TK) -- Continued writing.

Volume 4, Chapter 13: Modified 06/23/2001 (TK) -- Continued writing.

Volume 4, Chapter 14: Modified 06/17/2001 (TK) -- Continued conversion to SubML formatting, with some editing.

Volume 4, Chapter 14: Modified 08/23/2001 (TK) -- Minor editing.

Volume 4, Chapter 15: Modified 03/29/2001 (TK) -- Introduced proper emphasizing into the text (italics, etc.) rather than CAPITALIZATION.

Volume 4, Chapter 15: Modified 05/28/2001 (TK) -- Converted to SubML format, with some editing. Also converted ASCII-art images to true graphics format.

Volume 4, Chapter 15: Modified 08/22/2001 (TK) -- Improved the B/H curve illustration for ferrite, borrowing from the DC volume (I) chapter on magnetism (image #00317).

Volume 4, Chapter 15: Modified 10/15/2001 (TK) -- Added photographs of core memory and hard disk drives.

Volume 4, Chapter 16: Modified 05/29/2001 (TK) -- Converted to SubML format, with some editing. Also converted ASCII-art images to true graphics format.

Volume 4, Chapter 16: Modified 06/10/2001 (TK) -- Continued conversion to SubML formatting, with some editing.

Volume 4, Chapter 16: Modified 03/12/2001 (TK) -- Minor formatting change: added "bigspace" tags around certain sections of "literal" text that needed them.

Volume 5, Chapter 1: Modified 01/13/2001 (TK) -- Replaced equations with graphic images (1*.eps and 1*.jpg). Some editing done to the text.

Volume 5, Chapter 1: Modified 03/08/2001 (TK) -- Added section on decibel calculations.

Volume 5, Chapter 1: Modified 06/22/2001 (TK) -- Converted to SubML format, added section on how to perform unit conversions (the "unity fraction" method).

Volume 5, Chapter 1: Modified 08/26/2001 (TK) -- Minor editing.

Volume 5, Chapter 2: Modified 01/13/2001 (TK) -- Added color graphic images for resistor examples (1*.eps and 1*.jpg).

Volume 5, Chapter 2: Modified 08/26/2001 (TK) -- Converted to SubML format, with some editing.

Volume 5, Chapter 3: Modified 03/03/2001 (TK) -- Added table superconductor critical temperatures (same as table found in "Conductors and Insulators" chapter of DC volume).

Volume 5, Chapter 3: Modified 08/27/2001 (TK) -- Converted to SubML format, and some minor editing.

Volume 5, Chapter 4: Modified 01/13/2001 (TK) -- Replaced equations with graphic images (1*.eps and 1*.jpg). Edited some of the text.

Volume 5, Chapter 4: Modified 08/27/2001 (TK) -- Converted to SubML format, and some minor editing.

Volume 5, Chapter 4: Modified 10/29/2001 - 10/30/2001 (TK) -- Created a new section on the solution of simultaneous equations. Also, added some comments in other sections.

Volume 5, Chapter 5: Modified 01/13/2001 (TK) -- Replaced equations with graphic images (1*.eps and 1*.jpg). Edited some of the text.

Volume 5, Chapter 5: Modified 08/27/2001 (TK) -- Converted to SubML format, and some minor editing.

Volume 5, Chapter 6: Modified 01/14/2001 (TK) -- Replaced equations with graphic images (1*.eps and 1*.jpg). Edited some of the text.

Volume 5, Chapter 6: Modified 08/27/2001 (TK) -- Converted to SubML format, and some minor editing.

Volume 5, Chapter 7: Modified 01/31/2001 (TK) -- Added example circuit for a transformer (mutually coupled inductors). Also, edited many of the schematic diagram images, bringing all the fonts into conformance with the general scheme for the book (Helvetica for descriptions, Times Roman for figures and variables, and using subscripts properly.

Volume 5, Chapter 7: Modified 02/18/2001 (TK) -- Utilized @quotation command to typeset quote from EWB manual.

Volume 5, Chapter 7: Modified 04/15/2001 (TK) -- Minor change to formatting of quotation.

Volume 5, Chapter 7: Modified 08/26/2001 - 08/27/2001 (TK) -- Converted to SubML format, and some minor editing.

Volume 5, Chapter 7: Modified 11/23/2001 (TK) -- Added comments on "options" and "fourier" cards.

Volume 5, Chapter 7: Modified 12/30/2001 (TK) -- Expanded discussion on invoking SPICE from the command prompt.

Volume 5, Chapter 8: Modified 03/18/2001 (TK) -- Added two sections on component failure probabilities.

Volume 5, Chapter 8: Modified 03/19/2001 (TK) -- Minor typo corrections.

Volume 5, Chapter 8: Modified 04/15/2001 (TK) -- Added quotation from John Locke.

Volume 5, Chapter 8: Modified 04/25/2001 (TK) -- Added note about low-voltage switch contacts and connectors being more troublesome than high-voltage ones.

Volume 5, Chapter 8: Modified 08/29/2001 (TK) -- Converted to SubML format, and also added some commentary on the art and science of troubleshooting.

Volume 5, Chapter 8: Modified 08/30/2001 (TK) -- Continued editing.

Volume 5, Chapter 9: Created 09/30/2001 (TK)

Volume 5, Chapter 9: Modified 10/21/2001 (TK) -- Continued creating illustrations.

Volume 5, Chapter 9: Modified 11/18/2001 (TK) -- Continued creating illustrations.

Volume 5, Chapter 9: Modified 12/02/2001 - 12/03/2001 (TK) -- Continued creating illustrations.

Volume 5, Chapter 10: Created 12/16/2001 (TK)

Volume 6, Chapter 1: Created 12/16/2001 (TK)

Volume 6, Chapter 2: Created 12/16/2001 (TK)

Volume 6, Chapter 3: Created 12/16/2001 (TK)

Volume 6, Chapter 3: Modified 12/30/2001 (TK) -- Set up sections for several experiments.

Volume 6, Chapter 4: Created 12/16/2001 (TK)

Volume 6, Chapter 4: Modified 12/30/2001 (TK) -- Wrote first experiment (transformer/power supply), and set up sections for several other experiments.

Volume 6, Chapter 5: Created 12/16/2001 (TK)

Volume 6, Chapter 6: Created 12/16/2001 (TK)

Volume 6, Chapter 7: Created 12/16/2001 (TK)


2000 (Not listed in chronological order -- it's old enough that it doesn't matter anyway!)

Volume 1, Chapter 1: Modified 11/12/2000 (TK) -- Split main DC file into individual files, one for each chapter.

Volume 1, Chapter 1: Modified 11/21/2000 (TK) -- Got rid of capitalized emphasis lettering in favor of the @emph{} command.

Volume 1, Chapter 1: Modified 11/25/2000 (TK) -- Added index entries.

Volume 1, Chapter 2: Modified 11/12/2000 (TK) -- Split main DC file into individual files, one for each chapter.

Volume 1, Chapter 2: Modified 11/21/2000 (TK) -- Got rid of capitalized emphasis lettering in favor of the @emph{} command.

Volume 1, Chapter 2: Modified 11/25/2000 (TK) -- Added index entries.

Volume 1, Chapter 2: Modified 12/25/2000 (TK) -- Replaced tables and equations with graphic images (1*.eps and 1*.jpg).

Volume 1, Chapter 3: Modified 11/12/2000 (TK) -- Split main DC file into individual files, one for each chapter.

Volume 1, Chapter 3: Modified 11/21/2000 (TK) -- Got rid of capitalized emphasis lettering in favor of the @emph{} command.

Volume 1, Chapter 3: Modified 11/25/2000 (TK) -- Added index entries.

Volume 1, Chapter 3: Modified 12/20/2000 (TK) -- Replaced tables and equations with graphic images (1*.eps and 1*.jpg).

Volume 1, Chapter 4: Modified 11/12/2000 (TK) -- Split main DC file into individual files, one for each chapter.

Volume 1, Chapter 4: Modified 11/21/2000 (TK) -- Got rid of capitalized emphasis lettering in favor of the @emph{} command.

Volume 1, Chapter 4: Modified 11/25/2000 (TK) -- Added index entries.

Volume 1, Chapter 4: Modified 12/20/2000 (TK) -- Replaced tables and equations with graphic images (1*.eps and 1*.jpg).

Volume 1, Chapter 5: Modified 11/12/2000 (TK) -- Split main DC file into individual files, one for each chapter.

Volume 1, Chapter 5: Modified 11/21/2000 (TK) -- Got rid of capitalized emphasis lettering in favor of the @emph{} command.

Volume 1, Chapter 5: Modified 11/25/2000 (TK) -- Added index entries.

Volume 1, Chapter 5: Modified 12/21/2000 (TK) -- Replaced tables and equations with graphic images (1*.eps and 1*.jpg). Also, minor editing to the text.

Volume 1, Chapter 6: Modified 11/12/2000 (TK) -- Split main DC file into individual files, one for each chapter.

Volume 1, Chapter 6: Modified 11/21/2000 (TK) -- Got rid of capitalized emphasis lettering in favor of the @emph{} command.

Volume 1, Chapter 6: Modified 11/25/2000 (TK) -- Added index entries.

Volume 1, Chapter 6: Modified 12/26/2000 (TK) -- Replaced tables and equations with graphic images (1*.eps and 1*.jpg). Minor editing of text. Also, added a few schematic diagram sequences to make KVL a little easier to understand.

Volume 1, Chapter 7: Modified 11/12/2000 (TK) -- Split main DC file into individual files, one for each chapter.

Volume 1, Chapter 7: Modified 11/21/2000 (TK) -- Got rid of capitalized emphasis lettering in favor of the @emph{} command.

Volume 1, Chapter 7: Modified 11/25/2000 (TK) -- Added index entries.

Volume 1, Chapter 7: Modified 12/21/2000 (TK) -- Replaced tables and equations with graphic images (1*.eps and 1*.jpg). Modified some schematic diagrams to bring numerical values into strict conformance to new tables, also adding "omega" symbol to more properly represent resistance. Also, elaborated on qualitative analysis at the end with some bulleted points.

Volume 1, Chapter 8: Modified 11/12/2000 (TK) -- Split main DC file into individual files, one for each chapter.

Volume 1, Chapter 8: Modified 11/21/2000 (TK) -- Got rid of capitalized emphasis lettering in favor of the @emph{} command.

Volume 1, Chapter 8: Modified 11/25/2000 (TK) -- Added index entries.

Volume 1, Chapter 8: Modified 12/22/2000 (TK) -- Replaced tables and equations with graphic images (1*.eps and 1*.jpg). Some editing done to the text.

Volume 1, Chapter 9: Modified 11/12/2000 (TK) -- Split main DC file into individual files, one for each chapter.

Volume 1, Chapter 9: Modified 11/21/2000 (TK) -- Got rid of capitalized emphasis lettering in favor of the @emph{} command.

Volume 1, Chapter 9: Modified 11/25/2000 (TK) -- Added index entries.

Volume 1, Chapter 9: Modified 12/22/2000 (TK) -- Replaced tables and equations with graphic images (1*.eps and 1*.jpg). Some editing done to the text.

Volume 1, Chapter 10: Modified 11/12/2000 (TK) -- Split main DC file into individual files, one for each chapter.

Volume 1, Chapter 10: Modified 11/21/2000 (TK) -- Got rid of capitalized emphasis lettering in favor of the @emph{} command.

Volume 1, Chapter 10: Modified 11/25/2000 (TK) -- Added index entries.

Volume 1, Chapter 10: Modified 12/24/2000 (TK) -- Replaced tables and equations with graphic images (1*.eps and 1*.jpg). Some editing done to the text.

Volume 1, Chapter 11: Modified 11/12/2000 (TK) -- Split main DC file into individual files, one for each chapter.

Volume 1, Chapter 11: Modified 11/21/2000 (TK) -- Got rid of capitalized emphasis lettering in favor of the @emph{} command.

Volume 1, Chapter 11: Modified 11/25/2000 (TK) -- Added index entries.

Volume 1, Chapter 11: Modified 12/25/2000 (TK) -- Replaced tables and equations with graphic images (1*.eps and 1*.jpg). Some editing done to the text.

Volume 1, Chapter 12: Modified 10/20/2000 (TK) -- added more detailed information on quantum mechanics with regard to conductivity. Also, corrected some disparities between table entries and formula examples in the text: the specific resistances of copper and aluminum in the text examples were "old" figures, as was the "alpha" figure for copper, prior to my last update of the table entries as per the CRC Handbook of Chemistry and Physics.

Volume 1, Chapter 12: Modified 11/21/2000 (TK) -- Got rid of capitalized emphasis lettering in favor of the @emph{} command.

Volume 1, Chapter 12: Modified 11/25/2000 (TK) -- Added index entries.

Volume 1, Chapter 12: Modified 12/25/2000 (TK) -- Replaced tables and equations with graphic images (1*.eps and 1*.jpg). Some editing done to the text.

Volume 1, Chapter 13: Modified 11/12/2000 (TK) -- Split main DC file into individual files, one for each chapter.

Volume 1, Chapter 13: Modified 11/21/2000 (TK) -- Got rid of capitalized emphasis lettering in favor of the @emph{} command.

Volume 1, Chapter 13: Modified 11/25/2000 (TK) -- Added index entries.

Volume 1, Chapter 13: Modified 12/25/2000 (TK) -- Replaced tables and equations with graphic images (1*.eps and 1*.jpg). Some editing done to the text.

Volume 1, Chapter 14: Modified 11/12/2000 (TK) -- Split main DC file into individual files, one for each chapter.

Volume 1, Chapter 14: Modified 11/21/2000 (TK) -- Got rid of capitalized emphasis lettering in favor of the @emph{} command.

Volume 1, Chapter 14: Modified 11/25/2000 (TK) -- Added index entries.

Volume 1, Chapter 14: Modified 12/2/2000 (TK) -- Revised discussion of Oersted's discovery of electromagnetism to reflect new information. His discovery may not have been as accidental as I had previously thought!

Volume 1, Chapter 14: Modified 12/28/2000 (TK) -- Replaced tables and equations with graphic images (1*.eps and 1*.jpg). Some editing done to the text.

Volume 1, Chapter 15: Modified 11/12/2000 (TK) -- Split main DC file into individual files, one for each chapter.

Volume 1, Chapter 15: Modified 11/21/2000 (TK) -- Got rid of capitalized emphasis lettering in favor of the @emph{} command.

Volume 1, Chapter 15: Modified 11/25/2000 (TK) -- Added index entries.

Volume 1, Chapter 15: Modified 12/4/2000 (TK) -- Typo correction.

Volume 1, Chapter 15: Modified 12/25/2000 (TK) -- Replaced tables and equations with graphic images (1*.eps and 1*.jpg). Some editing done to the text.

Volume 1, Chapter 15: Modified 12/26/2000 (TK) -- Elaborated on inductance equation, and the effects of core hysteresis and saturation.

Volume 1, Chapter 16: Modified 11/12/2000 (TK) -- Split main DC file into individual files, one for each chapter.

Volume 1, Chapter 16: Modified 11/21/2000 (TK) -- Got rid of capitalized emphasis lettering in favor of the @emph{} command.

Volume 1, Chapter 16: Modified 11/25/2000 (TK) -- Added index entries.

Volume 1, Chapter 16: Modified 12/25/2000 (TK) -- Replaced tables and equations with graphic images (1*.eps and 1*.jpg). Some editing done to the text.

Volume 2, Chapter 1: Modified 11/12/2000 (TK) -- Split main AC file into individual files, one for each chapter.

Volume 2, Chapter 1: Modified 11/22/2000 (TK) -- Got rid of capitalized emphasis lettering in favor of the @emph{} command.

All chapters: Modified 11/26/2000 (TK) -- Added index entries.

Volume 2, Chapter 1: Modified 12/27/2000 (TK) -- Replaced tables and equations with graphic images (1*.eps and 1*.jpg). Some editing done to the text.

Volume 2, Chapter 2: Modified 11/12/2000 (TK) -- Split main AC file into individual files, one for each chapter.

Volume 2, Chapter 2: Modified 11/22/2000 (TK) -- Got rid of capitalized emphasis lettering in favor of the @emph{} command.

Volume 2, Chapter 2: Modified 12/28/2000 (TK) -- Replaced tables and equations with graphic images (1*.eps and 1*.jpg). Some editing done to the text.

Volume 2, Chapter 3: Modified 11/12/2000 (TK) -- Split main AC file into individual files, one for each chapter.

Volume 2, Chapter 3: Modified 11/22/2000 (TK) -- Got rid of capitalized emphasis lettering in favor of the @emph{} command.

Volume 2, Chapter 3: Modified 12/29/2000 (TK) -- Replaced tables and equations with graphic images (1*.eps and 1*.jpg). Created a "series" section from the old text and added a "parallel" section to illustrate how all the old rules of DC still apply to AC. Added analysis tables.

Volume 2, Chapter 4: Modified 11/12/2000 (TK) -- Split main AC file into individual files, one for each chapter.

Volume 2, Chapter 4: Modified 11/22/2000 (TK) -- Got rid of capitalized emphasis lettering in favor of the @emph{} command.

Volume 2, Chapter 4: Modified 12/29/2000 (TK) -- Replaced tables and equations with graphic images (1*.eps and 1*.jpg). Created a "series" section from the old text and added a "parallel" section as well. Added analysis tables.

Volume 2, Chapter 5: Modified 11/12/2000 (TK) -- Split main AC file into individual files, one for each chapter.

Volume 2, Chapter 5: Modified 11/22/2000 (TK) -- Got rid of capitalized emphasis lettering in favor of the @emph{} command.

Volume 2, Chapter 5: Modified 12/30/2000 (TK) -- Replaced tables and equations with graphic images (1*.eps and 1*.jpg). Some editing done to the text.

Volume 2, Chapter 6: Modified 11/12/2000 (TK) -- Split main AC file into individual files, one for each chapter.

All chapters: Modified 11/23/2000 (TK) -- Got rid of capitalized emphasis lettering in favor of the @emph{} command.

Volume 2, Chapter 6: Modified 12/30/2000 (TK) -- Replaced tables and equations with graphic images (1*.eps and 1*.jpg). Some editing done to the text.

Volume 2, Chapter 7: Modified 11/12/2000 (TK) -- Split main AC file into individual files, one for each chapter.

Volume 2, Chapter 7: Modified 12/18/2000 (TK) -- Fixed @group formatting problem with some of the SPICE waveform plots and Fourier analysis reports.

Volume 2, Chapter 7: Modified 12/31/2000 (TK) -- Replaced tables and equations with graphic images (1*.eps and 1*.jpg). Some editing done to the text.

Volume 2, Chapter 8: Modified 11/12/2000 (TK) -- Split main AC file into individual files, one for each chapter.

Volume 2, Chapter 8: Modified 12/31/2000 (TK) -- Replaced tables and equations with graphic images (1*.eps and 1*.jpg). Some editing done to the text.

Volume 2, Chapter 9: Modified 11/12/2000 (TK) -- Split main AC file into individual files, one for each chapter.

Volume 2, Chapter 9: Modified 12/31/2000 (TK) -- Replaced tables and equations with graphic images (1*.eps and 1*.jpg). Some editing done to the text.

Volume 2, Chapter 10: Modified 11/12/2000 (TK) -- Split main AC file into individual files, one for each chapter.

Volume 2, Chapter 11: Modified 11/12/2000 (TK) -- Split main AC file into individual files, one for each chapter.

Volume 2, Chapter 12: Modified 11/12/2000 (TK) -- Split main AC file into individual files, one for each chapter.

Volume 3, Chapter 2: Modified 11/12/2000 (TK) -- Split main file into individual files, one for each chapter.

Volume 3, Chapter 3: Modified 11/12/2000 (TK) -- Split main file into individual files, one for each chapter.

Volume 3, Chapter 8: Modified 11/12/2000 (TK) -- Split main file into individual files, one for each chapter.

Volume 3, Chapter 13: Modified 11/12/2000 (TK) -- Split main file into individual files, one for each chapter.

Volume 4, Chapter 1: Modified 11/12/2000 (TK) -- Split main file into individual files, one for each chapter.

Volume 4, Chapter 2: Modified 11/12/2000 (TK) -- Split main file into individual files, one for each chapter.

Volume 4, Chapter 3: Modified 11/12/2000 (TK) -- Split main file into individual files, one for each chapter.

Volume 4, Chapter 4: Modified 11/12/2000 (TK) -- Split main file into individual files, one for each chapter.

Volume 4, Chapter 5: Modified 11/12/2000 (TK) -- Split main file into individual files, one for each chapter.

Volume 4, Chapter 6: Modified 11/12/2000 (TK) -- Split main file into individual files, one for each chapter.

Volume 4, Chapter 10: Modified 11/12/2000 (TK) -- Split main file into individual files, one for each chapter.

Volume 4, Chapter 14: Modified 11/12/2000 (TK) -- Split main file into individual files, one for each chapter.

Volume 4, Chapter 15: Modified 11/12/2000 (TK) -- Split main file into individual files, one for each chapter.

Volume 4, Chapter 16: Modified 11/12/2000 (TK) -- Split main file into individual files, one for each chapter.

Volume 5, Chapter 1: Modified 11/12/2000 (TK) -- Split main REF file into individual files, one for each chapter.

Volume 5, Chapter 2: Modified 11/12/2000 (TK) -- Split main REF file into individual files, one for each chapter.

Volume 5, Chapter 3: Modified 11/12/2000 (TK) -- Split main REF file into individual files, one for each chapter.

Volume 5, Chapter 4: Modified 11/12/2000 (TK) -- Split main REF file into individual files, one for each chapter.

Volume 5, Chapter 5: Modified 11/12/2000 (TK) -- Split main REF file into individual files, one for each chapter.

Volume 5, Chapter 6: Modified 11/12/2000 (TK) -- Split main REF file into individual files, one for each chapter.

Volume 5, Chapter 7: Modified 11/12/2000 (TK) -- Split main REF file into individual files, one for each chapter.

Volume 5, Chapter 8: Modified 11/12/2000 (TK) -- Split main REF file into individual files, one for each chapter.