Subject Started by Replies Views Last post
Blacken a HPS Lamps GE M-400A1 7 2492 June 23, 2011, 02:51:00 AM
by RCM442
Philips Lifeguard failure sol 8 2494 April 11, 2020, 11:11:14 AM
by Alights
EOL lamps: OK to run on IS? nicksfans 9 2496 July 22, 2013, 04:14:31 PM
by Powell
Overdriving the filament to short the lamp life in current incandescent lamps? dor123 8 2497 July 18, 2013, 11:47:22 AM
by Ash
PREHEAT Heaven! Enertron Co! DieselNut 11 2499 February 14, 2011, 05:34:33 PM
by nogden
Why probe-start MH lamps needs higher OCV for ignition than mercury lamps? dor123 5 2501 February 16, 2014, 01:36:01 PM
by dor123
Chemical differences between 100v and 55v HPS lamps. Lumex120 8 2508 November 05, 2015, 06:51:01 PM
by mdcastle
What's been up with GE lately? NiMo 4 2508 October 15, 2008, 05:52:24 AM
by TudorWhiz
Enclosed ballast for 100W mercury (F-Can type)? « 1 2 » OgreVorbis 16 2511 July 17, 2023, 11:08:30 PM
by WorldwideHIDCollectorUSA
Gold fluorescent tubes Foxtronix 4 2511 July 28, 2008, 12:35:10 AM
by GE M-400A1
Phantom Factory Mschulz90 9 2514 February 02, 2020, 08:53:54 AM
by migette1
Help dating a Philips USA made 100w MV 589 5 2515 December 30, 2018, 08:54:10 AM
by 589
NOS LPS wall packs BlueHalide 9 2517 September 14, 2018, 11:02:14 AM
by Xytrell
CFL Based LED lamps 589 8 2517 October 04, 2017, 02:37:39 PM
by marcopete87
Why tubular HPS more common on European lamps? Cole D. 10 2526 November 26, 2019, 09:21:31 PM
by 589
Looking for high CRI F40T12 lamps RCM442 8 2529 June 16, 2010, 08:41:46 PM
by Luminaire
How metal halide lamps can cycle at EOL, if their voltage don't rise during life dor123 3 2533 September 25, 2017, 01:19:32 PM
by Medved
Some misc 1980s+ fluorescent bulbs of mine. RyanF40T12 8 2534 October 11, 2011, 07:53:56 PM
by Patrick
why metal halide lamps explode section 2[new] form109 3 2538 August 04, 2008, 04:52:25 PM
by Mr. Big
A Great Example Movie Of Fluorescent Lights! TudorWhiz 5 2540 February 26, 2011, 05:00:12 PM
by James
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