Subject Started by Replies Views Last post
Curiout about CFL failure mode AudioMan612 0 9 July 29, 2024, 04:32:30 AM
by AudioMan612
1970's/80's Emergency Torches Hoff52 0 16 March 06, 2025, 02:35:35 PM
by Hoff52
Can you guys tell me what model this CFL is? Mem756 0 27 September 01, 2024, 11:54:35 PM
by Mem756
LED lamps with linear driver, shimmering at a slightly lower voltage dor123 1 124 June 27, 2025, 02:01:23 PM
by Medved
Why electronic ballasts for HPS lamps, changing their frequency during starting? dor123 3 191 Today at 01:23:33 PM
by Medved
Were 6 foot tubes (1800mm) 70W a rare size? tigerelectronics 2 250 June 29, 2025, 05:57:53 AM
by James
Why the Osram HBI short-arc indium lamp didn't made it to the market? dor123 3 473 June 29, 2025, 12:35:18 PM
by RRK
Why my Sylvania HSI-TD 70W/WDL have high dose of halides? dor123 2 500 June 29, 2025, 04:08:35 AM
by dor123
What is that silver layer at the bottom part of the arctube? dor123 6 581 June 29, 2025, 03:55:58 AM
by James
Venture MH Lamps GE PM 1 650 June 29, 2025, 06:39:15 AM
by James
Why is the universal 2 pin starter base NOT called “P21” outside of Japan? WorldwideHIDCollectorUSA 0 662 May 25, 2025, 08:17:33 PM
by WorldwideHIDCollectorUSA
Worn and fresh TL on dual lamp electronic ballast Laurens 1 797 May 18, 2025, 07:29:02 AM
by RRK
European 400W MH standards marcopete87 4 905 June 12, 2025, 04:03:00 PM
by Michael
MOVED: Join Abel's Fluorescent Lighting Discord server! CFLMan9000 0 1029 May 27, 2025, 03:48:24 PM
by CFLMan9000
Pressing and Holding the 'On' Button on a Preheat Fluorescent Luminaire Maxim 1 1091 June 05, 2025, 08:48:19 PM
by sol
Maximum Temperature of Arc Tubes? Multisubject 6 1103 June 19, 2025, 01:11:01 AM
by dor123
In North America, why were F32T8 U bend tubes never made in the U3 form? WorldwideHIDCollectorUSA 0 1155 February 27, 2024, 03:43:22 PM
by WorldwideHIDCollectorUSA
Why my Aliexpress 70W 4000K Na-SC MH lamp don't have yellowish tinge? dor123 0 1169 April 18, 2025, 07:26:40 AM
by dor123
Best way to arrange fluorescents (tubes, CFL, PL) LightsAreBright27 0 1176 March 16, 2025, 06:46:19 AM
by LightsAreBright27
What are your favorite LED retrofit Christmas lamps? WorldwideHIDCollectorUSA 0 1182 December 04, 2022, 02:04:24 PM
by WorldwideHIDCollectorUSA
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