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by Rommie
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by joseph_125
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by WorldwideHIDCollectorUSA
PHOTONICINDUCTION 12KW MH « 1 2 » HomeBrewLamps 23 42623 November 18, 2022, 09:40:44 AM
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Using a 2 lamp F40T12 rapid start ballast as a 2 lamp F40T12 preheat ballast WorldwideHIDCollectorUSA 2 5116 October 24, 2022, 06:38:10 PM
by High Intensity
Old GE Video About Fluorescent Lamps 108CAM 1 3725 October 21, 2022, 09:30:31 PM
by icefoglights
4x18w fixtures falling down because of ceiling collapse Mr Lamp 1 3577 October 15, 2022, 02:29:58 AM
by dor123
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4W T5 insect zapper on a capacitive dropper ballast with a glow starter HIDLad001 3 4614 September 02, 2022, 02:40:59 AM
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by WorldwideHIDCollectorUSA
Sodium absorption experiments AgentHalogen_87 1 3818 June 28, 2022, 11:26:33 AM
by dor123
Loud 70 watt HPS can light fixture Burrito 0 3079 June 22, 2022, 02:38:49 PM
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Caltrans Type 31 lighting standard « 1 2 » Burrito 21 11840 June 18, 2022, 08:21:29 PM
by Burrito
Dark sky lighting AgentHalogen_87 0 3047 May 26, 2022, 03:56:26 PM
by AgentHalogen_87
Why do hurricane lanterns look like that? AgentHalogen_87 0 3184 May 07, 2022, 03:32:13 PM
by AgentHalogen_87
Traffic Light Yard Tour wide-lite 1000 2 3906 May 02, 2022, 08:47:24 PM
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HPS lamp prototype from 1960s RadxD461 9 7462 April 13, 2022, 12:11:08 PM
by Rommie
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