LED traffic light FAQ: Revision history

15 December 2022

• curprev 10:0510:05, 15 December 2022‎ Irene92 talk contribs‎ 15,395 bytes +98‎ No edit summary undo

2 March 2022

• curprev 19:5019:50, 2 March 2022‎ Page script talk contribs‎ 15,297 bytes 0‎ Move Template:Page data to the bottom undo

13 December 2021

• curprev 14:1414:14, 13 December 2021‎ Page script talk contribs‎ 15,297 bytes +15‎ Add Template:Page data undo

27 May 2021

• curprev 12:3512:35, 27 May 2021‎ Archived links script talk contribs‎ 15,282 bytes −42‎ Replace archived link for live version undo

20 April 2021

• curprev 15:1215:12, 20 April 2021‎ Sophivorus talk contribs‎ 15,324 bytes −192‎ Normalize and phase out {{Prettytable}} undo

5 February 2021

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1 February 2021

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31 January 2021

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13 January 2021

• curprev 17:3717:37, 13 January 2021‎ Sophivorus talk contribs‎ m 15,045 bytes −1‎ Text replacement - "[[Category: " to "[[Category:" undo

26 September 2020

• curprev 14:1314:13, 26 September 2020‎ Sophivorus talk contribs‎ m 15,046 bytes 0‎ No edit summary undo
• curprev 14:1214:12, 26 September 2020‎ Sophivorus talk contribs‎ 15,046 bytes −232‎ Normalize undo

27 June 2012

• curprev 14:1414:14, 27 June 2012‎ RichardF talk contribs‎ 15,278 bytes +65‎ →‎LEDs: LED Traffic Light.jpg undo

8 September 2011

• curprev 18:0418:04, 8 September 2011‎ ChriswaterguyBot talk contribs‎ m 15,213 bytes −5‎ Update Template:wp sup tag to Template:w undo

3 February 2011

• curprev 22:1222:12, 3 February 2011‎ Anonymous1 talk contribs‎ 15,218 bytes +89‎ →‎LEDs: Added the source for the information I just added undo
• curprev 22:0922:09, 3 February 2011‎ Anonymous1 talk contribs‎ 15,129 bytes +1‎ →‎Who Invented the LED undo
• curprev 22:0922:09, 3 February 2011‎ Anonymous1 talk contribs‎ 15,128 bytes +233‎ No edit summary undo

10 April 2010

• curprev 16:1416:14, 10 April 2010‎ ChriswaterguyBot talk contribs‎ m 14,895 bytes +25‎ rewriting {{wp}} links, to make a local wikilink followed by {{wp sup}} (superscript link to Wikipedia) undo

29 December 2009

• curprev 23:0823:08, 29 December 2009‎ Lonny talk contribs‎ 14,870 bytes +375‎ Are there any problems with not melting snow? undo

24 July 2009

• curprev 17:2717:27, 24 July 2009‎ J.M.Pearce talk contribs‎ m 14,495 bytes −1,506‎ cleaned up undo

1 June 2009

• curprev 05:4105:41, 1 June 2009‎ Yayaouou talk contribs‎ m 16,001 bytes +37‎ →‎How does an LED work? undo

12 January 2008

• curprev 03:2003:20, 12 January 2008‎ Chriswaterguy talk contribs‎ m 15,964 bytes 0‎ LED FAQ moved to LED traffic light FAQ: more specific undo

17 November 2007

• curprev 16:4516:45, 17 November 2007‎ Anonymous1 talk contribs‎ 15,964 bytes −32‎ →‎'''How does an LED work?''' undo
• curprev 16:4416:44, 17 November 2007‎ Anonymous1 talk contribs‎ 15,996 bytes −141‎ →‎'''How does an LED work?''' undo

14 November 2007

• curprev 21:1421:14, 14 November 2007‎ Garymiller talk contribs‎ 16,137 bytes +95‎ →‎How much money is saved over the lifetime for switching out a yellow light with an LED? undo

13 November 2007

• curprev 16:2216:22, 13 November 2007‎ Garymiller talk contribs‎ 16,042 bytes +17‎ →‎How much money is saved over the lifetime for switching out a yellow light with an LED? undo
• curprev 16:2116:21, 13 November 2007‎ Garymiller talk contribs‎ 16,025 bytes +168‎ →‎How much money is saved over the lifetime for switching out a yellow light with an LED? undo

18 October 2007

• curprev 14:3214:32, 18 October 2007‎ J.M.Pearce talk contribs‎ m 15,857 bytes +31‎ →‎Misc undo

17 October 2007

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9 October 2007

• curprev 17:0317:03, 9 October 2007‎ Anonymous1 talk contribs‎ 15,795 bytes +276‎ →‎What is the payback time and return on investment for yellow LEDs? undo
• curprev 16:5916:59, 9 October 2007‎ Anonymous1 talk contribs‎ 15,519 bytes +942‎ →‎What is the payback time and return on investment for yellow LEDs? undo

3 October 2007

• curprev 20:4320:43, 3 October 2007‎ Anonymous1 talk contribs‎ 14,577 bytes +1‎ →‎'''What is the payback time and return on investment for red LEDs?''' undo
• curprev 20:3720:37, 3 October 2007‎ Anonymous1 talk contribs‎ 14,576 bytes +1‎ →‎'''What is a p/n junction?''' undo

1 October 2007

• curprev 23:2923:29, 1 October 2007‎ Teresa Garrison talk contribs‎ 14,575 bytes +69‎ →‎'''How much money is saved over the lifetime for switching out a green light with an LED?''' undo
• curprev 22:1622:16, 1 October 2007‎ J.M.Pearce talk contribs‎ m 14,506 bytes +37‎ →‎'''Light Emitting Diode (LED) Frequently Asked Questions (FAQ)''' undo
• curprev 22:1422:14, 1 October 2007‎ J.M.Pearce talk contribs‎ m 14,469 bytes −488‎ Fixing the page up to look good undo
• curprev 22:0122:01, 1 October 2007‎ J.M.Pearce talk contribs‎ m 14,957 bytes −95‎ Fixing the page up to look good undo
• curprev 21:4621:46, 1 October 2007‎ J.M.Pearce talk contribs‎ 15,052 bytes +2‎ →‎'''What does an LED traffic light look like?''' undo
• curprev 21:4521:45, 1 October 2007‎ J.M.Pearce talk contribs‎ m 15,050 bytes +15‎ →‎'''LED Retrofits''' undo
• curprev 21:4021:40, 1 October 2007‎ J.M.Pearce talk contribs‎ m 15,035 bytes +32‎ →‎'''Efficiency and Lifetime''' undo
• curprev 21:3821:38, 1 October 2007‎ J.M.Pearce talk contribs‎ m 15,003 bytes −38‎ →‎'''What is a p/n junction?''' undo
• curprev 21:3421:34, 1 October 2007‎ Anonymous1 talk contribs‎ 15,041 bytes +2‎ →‎'''What are the common elements that make up an LED?''' undo
• curprev 21:3221:32, 1 October 2007‎ Anonymous1 talk contribs‎ 15,039 bytes +30‎ →‎'''LEDs''' undo