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Sensitivity of electric light sources to lightning strikes |
dor123 |
7 |
16565 |
October 06, 2025, 01:31:58 PM
by Make |
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Why not electronic ballast for mercury vapor? « 1 2 » |
OgreVorbis |
24 |
45156 |
October 05, 2025, 01:20:18 PM
by RRK |
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Experience with Qianshun Lighting/Glow Object ballasts? « 1 2 » |
shokoshiro |
23 |
32764 |
October 03, 2025, 05:49:02 PM
by NeXe Lights |
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Do these special endcap germicidal lamps just use standard T5 endcaps inside? |
LightsAreBright27 |
13 |
23057 |
September 29, 2025, 02:12:32 PM
by Make |
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Using Ohm’s Law to run fluorescent and HID lamps on resistive ballasts? |
WorldwideHIDCollectorUSA |
3 |
8516 |
September 27, 2025, 05:23:15 AM
by RRK |
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Are the Sylvania Relumina CMH retrofit lamps OCV and frequency dependant? |
WorldwideHIDCollectorUSA |
2 |
5892 |
September 24, 2025, 12:40:42 PM
by Ash |
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How my 14000K and my 20000K Aliexpress 70W MH lamps, have different color... |
dor123 |
3 |
7547 |
September 24, 2025, 11:18:51 AM
by Laurens |
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Can I use philips /52 lamps for decorative use? |
LightsAreBright27 |
9 |
26669 |
September 24, 2025, 03:18:29 AM
by Ash |
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What color is this called (fluorescent lamp)? |
LightsAreBright27 |
3 |
13708 |
September 21, 2025, 07:03:42 AM
by dor123 |
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Lithium impurity in QMH lamps: Question |
dor123 |
13 |
10659 |
September 20, 2025, 01:40:11 AM
by RRK |
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Why do these neon lamps have different colors? |
LightsAreBright27 |
8 |
15889 |
September 19, 2025, 01:55:24 PM
by LightsAreBright27 |
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Indium iodide lamps: Question |
dor123 |
1 |
10966 |
September 15, 2025, 12:47:41 PM
by dor123 |
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HPS useful lifespan in horticulture: Question |
dor123 |
4 |
10503 |
September 13, 2025, 05:51:03 AM
by dor123 |
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Is this safe to do? |
axel_chai |
9 |
7209 |
September 13, 2025, 03:23:52 AM
by Medved |
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What causes the lamp on the lag side of an F96T12 IS ballast to flicker rapidly? |
Maxim |
8 |
7655 |
September 13, 2025, 02:06:24 AM
by hotrestrike |
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Run-up time of American 1000-1500W probe-start MH lamps: Question |
dor123 |
9 |
11385 |
September 13, 2025, 01:44:14 AM
by hotrestrike |
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What bulb do you prefer? Coated or clear MH lamps? |
Lightingeye60 |
0 |
802 |
September 12, 2025, 05:33:39 PM
by Lightingeye60 |
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Were circlines sold as a set or individually? |
LightsAreBright27 |
2 |
6869 |
September 12, 2025, 03:03:27 PM
by Maxim |
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What's the purpose of this F40T12 BL? |
LightsAreBright27 |
10 |
12024 |
September 11, 2025, 03:29:30 PM
by James |
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Do covered CFLs get mercury starved more than the bare spiral ones? |
Lightingeye60 |
1 |
4691 |
September 11, 2025, 10:22:17 AM
by dor123 |
