Subject Started by Replies Views Last post
Are circline fluorescent lamps good “ring lights” for filming and photography? « 1 2 » WorldwideHIDCollectorUSA 22 7139 November 09, 2024, 12:45:38 PM
by WorldwideHIDCollectorUSA
'Sleeping F32T8' Emersyn 2 1148 November 05, 2024, 10:40:31 AM
by Emersyn
What happens when I under-drive an HPS lamp? Lcubed3 8 2389 November 04, 2024, 01:08:04 PM
by Lcubed3
Philips Daylight Color Change Emersyn 0 778 November 04, 2024, 09:21:39 AM
by Emersyn
Which types of lamps emit harmful radiation ? Philips tigkas 9 3190 October 27, 2024, 03:42:05 AM
by James
Popularity of 3 way bulbs? Cole D. 13 2926 October 27, 2024, 12:37:30 AM
by icefoglights
How can I operate a germicidal UV lamp safely? « 1 2 » WorldwideHIDCollectorUSA 19 7784 October 25, 2024, 07:13:23 PM
by sdsw4
Why are 250W MV lamps and 400W MV lamps universally interchangeable? WorldwideHIDCollectorUSA 4 1274 October 25, 2024, 01:41:46 AM
by Medved
Recommendations for CFL dimmers? sdsw4 2 1131 October 25, 2024, 01:39:41 AM
by Medved
Why E27 led lamps kept traditional shape? Roi_hartmann 7 1856 October 20, 2024, 02:33:45 PM
by Roi_hartmann
LED converted Dazor? Emersyn 0 708 October 17, 2024, 06:21:50 PM
by Emersyn
Common European market fluorescent lamps that have become rare thanks to the ban WorldwideHIDCollectorUSA 3 1035 October 16, 2024, 11:12:54 AM
by Laurens
Westinghouse ColorTone lamps Emersyn 1 811 October 15, 2024, 10:51:36 PM
by wide-lite 1000
630 "Furniture white"? Laurens 10 3010 October 15, 2024, 01:50:02 PM
by Laurens
Crompton Halophosphate - update, Little Garden Spectrometer Laurens 7 2376 October 10, 2024, 03:19:13 PM
by James
F25T12/CW/48 Preheat reduced wattage would this work on 120v? F40 4 2375 October 01, 2024, 10:00:19 PM
by LightBulbFun
GE Hatichi F35 T8 GE PM 5 2409 October 01, 2024, 06:10:17 PM
by WorldwideHIDCollectorUSA
Grounding the preheat ballast makes it more... Blink happy? sdsw4 2 2268 October 01, 2024, 01:37:12 AM
by sdsw4
Which halides the EYE MTD70SDW-7S/3500K MH lamp contains dor123 8 2637 September 28, 2024, 04:19:29 PM
by RRK
Is it true that 18w SOX lamps can run off a F18T8 ballast and starter? « 1 2 3 » 108CAM 37 9159 September 25, 2024, 01:12:43 PM
by Laurens
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