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What is the source of the lithium in the Osram HQI-TS 70W/WDL Excellence |
dor123 |
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Today at 05:35:38 AM
by dor123 |
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GE BLB-EX tube - what does the EX mean? |
Laurens |
1 |
74 |
September 02, 2026, 12:38:16 PM
by SoxFtw |
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Philips Contractor CW |
Lcubed3 |
4 |
307 |
September 02, 2026, 12:15:09 PM
by Laurens |
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The worst quality F15T8s |
Emersyn |
3 |
617 |
September 01, 2026, 05:38:40 PM
by StefanE |
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Which color temperature do you prefer? 2700K, 3000K, 4000K, or 5000K? |
Lightingeye60 |
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1256 |
August 31, 2026, 06:06:24 PM
by Maxim |
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The New Lighting Tech Trying to Dethrone the LED « 1 2 » |
Omnilight37 |
18 |
3788 |
August 30, 2026, 11:35:54 PM
by Omnilight37 |
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Induction Ballast Specifics |
Multisubject |
1 |
189 |
August 30, 2026, 06:20:54 PM
by RRK |
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Mystery Metal Halide Challenge- Can You Crack It? |
Omnilight37 |
0 |
186 |
August 27, 2026, 11:35:31 PM
by Omnilight37 |
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Is it possible to run a 400W HPMV on a 400W HPS/MH ballast? |
SoxFtw |
4 |
418 |
August 27, 2026, 05:06:39 AM
by AngryHorse |
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Why do some HPS bulbs warm up in different colors? |
Goodlighting2000 |
3 |
344 |
August 27, 2026, 01:58:30 AM
by Medved |
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Why do some HPS lights cycle differently? |
Goodlighting2000 |
1 |
221 |
August 27, 2026, 01:54:33 AM
by Medved |
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LED tube on a programmed start ballast |
Emersyn |
3 |
328 |
August 25, 2026, 05:53:18 PM
by icefoglights |
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What happened to all the mercury vapor lamps? « 1 2 » |
Walter Knox |
25 |
1877 |
August 25, 2026, 06:27:51 AM
by HomeBrewLamps |
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Is Philips making HPLN and SON H 110W |
Jovan |
0 |
205 |
August 23, 2026, 05:49:58 PM
by Jovan |
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Coated HPS |
stillaintjeff24 |
3 |
1438 |
August 23, 2026, 05:17:17 PM
by Lightingeye60 |
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New HPS arc tubes: how much black/speckling normal? |
Hertz2006 |
5 |
524 |
August 23, 2026, 08:15:13 AM
by SoxFtw |
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Which HPS light bulb do you like more? Coated or clear? |
Lightingeye60 |
2 |
406 |
August 21, 2026, 03:34:27 AM
by icefoglights |
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Which metal halide bulb do you prefer? Clear or coated? |
Lightingeye60 |
11 |
710 |
August 20, 2026, 09:51:48 AM
by Lightingeye60 |
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Do you prefer clear or coated LED bulbs? |
Lightingeye60 |
5 |
474 |
August 20, 2026, 08:17:47 AM
by ace100w120v |
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2x F32T8 Rapid start fixture |
Emersyn |
5 |
949 |
August 19, 2026, 06:06:41 AM
by Lightingeye60 |
