Subject Started by Replies Views Last post
How efficient is HID? « 1 2 » The Cooper OVX 23 21626 December 03, 2020, 09:12:25 AM
by sox35
I declared a boycott on the energy saving compact fluorescents (CFL)!!!!!! « 1 2 » dor123 16 8995 December 02, 2020, 11:06:36 AM
by Medved
I wonder why the EU developed a letter grade system for lamp efficiency WorldwideHIDCollectorUSA 7 5045 November 29, 2020, 05:08:17 PM
by Jovan
MOVED: Canadian Leotek Facilities sox35 0 1916 November 23, 2020, 02:51:33 PM
by sox35
How is ti possible for the US to have CWA ballasts for regular high wattage HPS? WorldwideHIDCollectorUSA 3 2508 November 23, 2020, 05:18:56 AM
by Medved
Christmas light flasher lamp sol 3 2225 November 18, 2020, 08:44:42 PM
by xmaslightguy
When did the US first use pulse start metal halide lamps? WorldwideHIDCollectorUSA 10 5906 November 16, 2020, 03:37:13 PM
by Ash
Why are CWA ballasts bad for Multi Metal Hi Ace, Super Ace, and Clean Ace lamps? WorldwideHIDCollectorUSA 1 2226 November 15, 2020, 08:15:57 PM
by Medved
Should any US 100w H38/H44 MV ballast be ok with Japanese 100w MV lamps? WorldwideHIDCollectorUSA 1 2152 November 15, 2020, 08:03:45 PM
by Medved
Petition online to protect mercury vapor bulbs from being banned on 2016. « 1 2 3 » Lightguy 34 19318 November 15, 2020, 02:53:27 PM
by joseph_125
Idea to bypass the CA incandescent ban entirely! « 1 2 3 » HPS_250 43 27905 November 14, 2020, 05:01:20 PM
by Silverliner
Did the EU ban quartz metal halide lamps with E27 and E40 bases? WorldwideHIDCollectorUSA 13 5700 November 14, 2020, 04:57:19 PM
by Silverliner
Running European 80w MV lamps on American 100w H38 HX MV ballasts « 1 2 » WorldwideHIDCollectorUSA 21 8960 November 12, 2020, 03:48:00 PM
by WorldwideHIDCollectorUSA
Halogen Lamps & Overvoltage merc 3 2381 November 09, 2020, 12:12:28 PM
by Medved
Thorn 135w SOX lamp with stolen James Hooker image WorldwideHIDCollectorUSA 3 2864 November 08, 2020, 01:57:21 AM
by joseph_125
MOVED: Cheap, Easily-Convertible PSMH to MV 100W Flood Fixtures Available on Amazon MVMH_99 0 2425 November 07, 2020, 06:20:15 PM
by MVMH_99
Metal Halide with short arc? (on ANSI ballast) PolarLi 0 2487 November 06, 2020, 07:32:03 PM
by PolarLi
Can I run high wattage European HPS lamps in the USA by paralleling HX ballasts? WorldwideHIDCollectorUSA 1 2857 November 03, 2020, 01:36:02 AM
by Medved
List of affordable magnetic ballast alternatives for SOX lamps for US members « 1 2 » WorldwideHIDCollectorUSA 16 9589 November 01, 2020, 12:19:26 PM
by monkeyface
LED frequency compatibilty? lightingfan071 4 3365 November 01, 2020, 08:23:34 AM
by Medved
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