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Guide to North American HID lamps |
WorldwideHIDCollectorUSA |
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1658 |
January 06, 2022, 02:01:33 AM
by WorldwideHIDCollectorUSA |
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What are your favorite LED retrofit Christmas lamps? |
WorldwideHIDCollectorUSA |
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1641 |
December 04, 2022, 02:04:24 PM
by WorldwideHIDCollectorUSA |
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Applications for halophosphate FUL CFL lamps? |
WorldwideHIDCollectorUSA |
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1617 |
July 21, 2022, 12:28:15 PM
by WorldwideHIDCollectorUSA |
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MOVED: Making a 700w ballast |
RandomCatPerson |
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1610 |
April 05, 2022, 06:25:06 PM
by RandomCatPerson |
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MOVED: GE M400R2 FCO! |
CreeRSW207 |
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1607 |
January 31, 2021, 05:11:52 PM
by CreeRSW207 |
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GE F32T8/841/PRO/EC vs SPX41 |
Lightingguy1994 |
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1607 |
January 21, 2021, 03:44:37 PM
by Lightingguy1994 |
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MOVED: Canadian Leotek Facilities |
sox35 |
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1593 |
November 23, 2020, 02:51:33 PM
by sox35 |
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UVA pumped LEDs? |
Laurens |
5 |
1234 |
May 05, 2026, 09:32:38 AM
by Laurens |
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technology Connections Recent Musing on Christmas Lights |
LightUpMyLife |
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1207 |
January 12, 2026, 09:50:01 PM
by LightUpMyLife |
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Have you’ve had an LED bulb go purple? |
Lightingeye60 |
3 |
1165 |
May 06, 2026, 02:37:02 PM
by Lightingeye60 |
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Questions about the Iwasaki/EYE Colorarc MTD70SDW-7S/3500K Ra96 |
dor123 |
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1152 |
January 21, 2026, 09:35:59 AM
by dor123 |
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Foil seals on TD halides? |
AngryHorse |
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1140 |
November 18, 2025, 04:01:56 PM
by AngryHorse |
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Curiout about CFL failure mode |
AudioMan612 |
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1124 |
July 29, 2024, 04:32:30 AM
by AudioMan612 |
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What bulb do you prefer? Coated or clear MH lamps? |
Lightingeye60 |
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898 |
September 12, 2025, 05:33:39 PM
by Lightingeye60 |
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1970's/80's Emergency Torches |
Hoff52 |
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885 |
March 06, 2025, 02:35:35 PM
by Hoff52 |
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Can you guys tell me what model this CFL is? |
Mem756 |
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794 |
September 01, 2024, 11:54:35 PM
by Mem756 |
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Why don’t CFLs look like linear fluorescents? |
Lightingeye60 |
4 |
792 |
May 18, 2026, 12:45:12 PM
by WorldwideHIDCollectorUSA |
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Why do metal halide bulbs color shift to different colors at the end of life? |
Lightingeye60 |
1 |
198 |
May 05, 2026, 05:21:49 PM
by RRK |
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Specifications for Korean lamps and ballasts |
WorldwideHIDCollectorUSA |
0 |
132 |
May 04, 2026, 10:30:27 PM
by WorldwideHIDCollectorUSA |
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What is the first screw-in LED bulb you’ve ever seen in your life? |
Lightingeye60 |
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101 |
May 05, 2026, 04:12:53 PM
by Lightingeye60 |
