Subject Started by Replies Views Last post
Different colors of the Ce:YAG phosphor in white LEDs dor123 1 206 September 19, 2015, 11:47:55 AM
by Medved
Ecolight 5w Candle Lamp rjluna2 0 207 November 10, 2014, 06:55:54 AM
by rjluna2
Glow discharge in the outer of my Osram HQI-TS 70W/WDL during hot restrike: Why? dor123 1 207 April 07, 2016, 09:01:09 AM
by Medved
Chipped Glass in Incandescent Bulbs and Early EOL CEB1993 0 214 November 25, 2017, 08:44:18 PM
by CEB1993
lamp type identification in sylvania roadsters zxcv 6 215 August 22, 2016, 02:39:19 AM
by tolivac
LED comparison wattMaster 0 215 March 02, 2016, 08:09:50 PM
by wattMaster
ED17 bulb shape bucket175mv 2 215 July 28, 2015, 10:14:02 AM
by bucket175mv
US Standard ballasts hannahs lights 2 220 October 26, 2016, 07:00:27 AM
by hannahs lights
HPS arctubes? wattMaster 1 222 October 05, 2018, 08:18:14 AM
by dor123
F40T12 single lamp ballast wiring bucket175mv 1 223 June 05, 2016, 10:10:04 AM
by bucket175mv
Special HPS lamp that was common at Qiryat Ata, during the beginning of the 2000 dor123 5 229 July 18, 2016, 12:41:10 AM
by dor123
Cool LED lights in Monticello, GA bryantm3 0 229 October 21, 2014, 07:17:39 AM
by bryantm3
Are the F40 Ecolux tubes next to go away ? Lightingguy1994 2 230 November 12, 2017, 10:31:31 PM
by Lightingguy1994
Green glow under blacklight High Intensity 4 231 August 19, 2017, 08:13:26 PM
by High Intensity
Odd Heatsinks wattMaster 11 233 July 20, 2016, 01:45:17 PM
by wattMaster
Strange thing that happened with my Osram HQI-TS 70W/WDL dor123 2 233 April 21, 2016, 01:53:57 PM
by Medved
MOVED: the EU seem to want to ban everything Beta 5 0 233 November 17, 2014, 04:56:00 AM
by Beta 5
Ambient temperature when testing LED rated lifespan merc 2 233 October 11, 2015, 08:20:02 AM
by Medved
Return of Incandescent light bulbs article RyanF40T12 3 235 February 25, 2016, 06:38:39 AM
by Medved
Halogen A19 bulb with blue phosphor coating to create a daylight lamp? Lightingguy1994 4 235 October 01, 2015, 01:00:09 PM
by dor123
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