Subject Started by Replies Views Last post
Why the Osram HBI short-arc indium lamp didn't made it to the market? dor123 8 1331 July 05, 2025, 08:35:32 AM
by dor123
Does anyone consider a FUL CFL lamp a “PL” lamp? WorldwideHIDCollectorUSA 11 3159 July 05, 2025, 07:27:32 AM
by James
The arc of my EYE MTD70SDW-7S/3500K Ra96 MH lamp is very constricted « 1 2 » dor123 25 8081 July 04, 2025, 07:05:50 AM
by dor123
CPO-TW 45w on 50w SON driver? « 1 2 » Laurens 17 2233 July 04, 2025, 05:16:00 AM
by Laurens
Why electronic ballasts for HPS lamps, changing their frequency during starting? dor123 3 303 June 30, 2025, 01:23:33 PM
by Medved
Venture MH Lamps GE PM 1 706 June 29, 2025, 06:39:15 AM
by James
Were 6 foot tubes (1800mm) 70W a rare size? tigerelectronics 2 300 June 29, 2025, 05:57:53 AM
by James
Why my Sylvania HSI-TD 70W/WDL have high dose of halides? dor123 2 546 June 29, 2025, 04:08:35 AM
by dor123
What is that silver layer at the bottom part of the arctube? dor123 6 650 June 29, 2025, 03:55:58 AM
by James
LED lamps with linear driver, shimmering at a slightly lower voltage dor123 1 177 June 27, 2025, 02:01:23 PM
by Medved
Single-Pin Fluorescent Tubes (Part 2) « 1 2 » Multisubject 15 4603 June 21, 2025, 04:17:41 PM
by WorldwideHIDCollectorUSA
What's the purpose of this F40T12 BL? LightsAreBright27 8 1425 June 20, 2025, 07:44:23 PM
by ace100w120v
Maximum Temperature of Arc Tubes? Multisubject 6 1155 June 19, 2025, 01:11:01 AM
by dor123
What causes fluorescent tubes to striate? Maxim 9 2228 June 13, 2025, 08:59:49 PM
by Baked bagel 11
100W Philips White SON Ballasting rapidstart_12 6 1662 June 13, 2025, 10:38:47 AM
by RRK
European 400W MH standards marcopete87 4 952 June 12, 2025, 04:03:00 PM
by Michael
Inductor from SX72 ignitor RRK 6 1330 June 11, 2025, 06:05:01 AM
by FrontSideBus
Single-Pin Fluorescent Tubes Multisubject 6 2784 June 10, 2025, 04:56:24 PM
by AngryHorse
Why CMH lamps have wider thallium line compared to QMH lamps dor123 5 2415 June 09, 2025, 07:31:37 AM
by dor123
Did the 1995 and 2012 US T12 bans impact Canada? WorldwideHIDCollectorUSA 3 1956 June 07, 2025, 09:34:35 AM
by funkybulb
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