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Why is the 4ft Fluorescent tube ubiquitous? |
sdsw4 |
4 |
513 |
March 29, 2025, 08:11:40 AM by WorldwideHIDCollectorUSA |
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What is up with this GE mercury vapor lamp? |
Multisubject |
6 |
426 |
March 28, 2025, 01:32:54 AM by Medved |
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Semi resonant ballasting wizardry? |
Multisubject |
10 |
723 |
March 27, 2025, 08:39:29 AM by Medved |
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MA/V vs MB/U? |
Multisubject |
7 |
400 |
March 26, 2025, 07:28:32 PM by Baked bagel 11 |
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High Pressure Sodium Retrofit Lamp Questions! |
Multisubject |
12 |
2065 |
March 26, 2025, 03:22:54 PM by WorldwideHIDCollectorUSA |
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My hypothesis on why Japan uses long neck HID envelopes |
Robotjulep |
0 |
171 |
March 25, 2025, 11:31:17 PM by Robotjulep |
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MV, MH, and HPS all from one ballast?!?! |
Multisubject |
6 |
651 |
March 24, 2025, 06:47:03 PM by WorldwideHIDCollectorUSA |
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What is your favorite HID retrofit lamp designed for mercury vapor ballasts? |
WorldwideHIDCollectorUSA |
6 |
1474 |
March 23, 2025, 02:39:32 PM by Robotjulep |
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Eight fluorescent tube questions! |
Multisubject |
9 |
1072 |
March 22, 2025, 05:57:56 PM by Emersyn |
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8 HID ballast questions |
Multisubject |
3 |
473 |
March 20, 2025, 05:50:08 PM by Multisubject |
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Scandium in CMH lamps? |
dor123 |
6 |
1096 |
March 18, 2025, 06:37:37 AM by dor123 |
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Best way to arrange fluorescents (tubes, CFL, PL) |
LightsAreBright27 |
0 |
347 |
March 16, 2025, 06:46:19 AM by LightsAreBright27 |
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Orange arctube in sodium vapour lamps |
LightsAreBright27 |
6 |
788 |
March 14, 2025, 06:50:27 PM by Baked bagel 11 |
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What Do I Need for a SOX Bulb? |
Eleco_SR304 |
4 |
1251 |
March 14, 2025, 03:07:19 PM by funkybulb |
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Japanese Hitachi lamp Catalog 2016 |
WorldwideHIDCollectorUSA |
0 |
557 |
March 12, 2025, 10:20:10 AM by WorldwideHIDCollectorUSA |
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Weird white flakes over MH arctube |
LightsAreBright27 |
2 |
662 |
March 12, 2025, 06:47:18 AM by LightsAreBright27 |
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Thorn Fluorescent Tubes with unknown date codes |
Em62Kent |
1 |
705 |
March 12, 2025, 03:06:03 AM by James |
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Sylvania metalarc |
NeXe Lights |
4 |
815 |
March 12, 2025, 12:00:37 AM by wide-lite 1000 |
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MV or LED? |
Eleco_SR304 |
3 |
1210 |
March 10, 2025, 05:11:15 AM by dor123 |
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Anyone Enjoy's SOX bulb? |
Eleco_SR304 |
3 |
1021 |
March 06, 2025, 05:32:06 PM by juliusoe |