Subject Started by Replies Views Last post
Bad news: The EU plans to ban quartz MH lamps at 12.4.2017 dor123 6 4314 October 29, 2015, 10:20:03 PM
by Solanaceae
Does a new CFL require a run in period to get to the rated CCT or Color Temp LampLover 2 2848 October 29, 2015, 01:21:32 AM
by Medved
china 6w vitalite death watch started today toomanybulbs 3 2813 October 27, 2015, 08:56:17 PM
by toomanybulbs
LED max. overdrive for an extremely short time merc 7 5302 October 24, 2015, 01:11:26 PM
by Ash
Ambient temperature when testing LED rated lifespan merc 2 2846 October 11, 2015, 10:20:02 AM
by Medved
Unknown lamp ivan 6 3716 October 09, 2015, 02:50:39 PM
by ivan
250W HPS Bulb with browned glass. M250R201SA 6 4814 October 03, 2015, 12:42:51 AM
by tolivac
f4t5 color shift at eol Lumex120 1 2842 October 02, 2015, 05:22:41 PM
by Solanaceae
Real or not? Lumex120 6 3952 October 01, 2015, 03:52:40 PM
by M250R201SA
Moving strips on fluorescents « 1 2 3 » merc 40 21127 September 29, 2015, 06:00:30 PM
by Ash
Different colors of the Ce:YAG phosphor in white LEDs dor123 1 3374 September 19, 2015, 01:47:55 PM
by Medved
Typo??? Lumex120 13 8056 September 11, 2015, 04:43:40 PM
by Solanaceae
. « 1 2 » Max 22 19027 September 10, 2015, 11:49:10 AM
by marcopete87
If I had a ton of money... nicksfans 10 7289 September 09, 2015, 12:04:19 PM
by Lumex120
175w merc-violent restrike on 250w PSMH ballast Lumex120 3 4585 September 05, 2015, 10:46:04 AM
by Lumex120
GE Chroma 50 end. LOG, not EOL.... Powell 4 4166 September 03, 2015, 07:03:04 PM
by Solanaceae
What's the most improper use for a light source you have seen? « 1 2 » Lumex120 21 9179 September 02, 2015, 09:23:41 PM
by toomanybulbs
Fluorescent electrode design across manufacturers/product lines merc 5 4120 August 29, 2015, 11:24:51 AM
by Medved
Self ballasted metal halide??? Lumex120 7 6625 August 26, 2015, 01:18:05 AM
by Medved
GE Lucalox lamp glows Purple when shut off? « 1 2 » M250R201SA 15 7461 August 24, 2015, 05:33:49 PM
by Lumex120
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