Subject Started by Replies Views Last post
Should i test a 35 watt HPS on a 70 watt HPS ballast until failure? « 1 2 » Waxsoda61774308 15 695 June 17, 2023, 09:38:31 PM
by Waxsoda61774308
Running HID lamps at 75-80% of their rated power for low ballast factor « 1 2 » WorldwideHIDCollectorUSA 17 653 June 17, 2023, 11:31:06 AM
by Mandolin Girl
Repairing a broken mercury lamp? RadiantMV 4 330 June 14, 2023, 01:48:52 PM
by Robotjulep
Easy way to obtain Japanese Mercury Vapor and HID lamps « 1 2 » Robotjulep 24 915 June 11, 2023, 02:07:02 PM
by Andy
Philips CDM Fresh RRK 1 361 June 11, 2023, 11:22:29 AM
by dor123
favorite lamp type « 1 2 3 » form109 32 5913 June 10, 2023, 11:18:13 AM
by suzukir122
Japanese E17 base incandescent lamps for general lighting why? WorldwideHIDCollectorUSA 1 209 June 03, 2023, 11:43:07 PM
by Robotjulep
Running a probe-start metal halide lamp base down. OK or avoid? RRK 13 493 June 03, 2023, 07:10:06 PM
by RRK
MOVED: How to find Sainsburys 100w Mushroom bulb date of manufacture? Rommie 0 155 June 03, 2023, 06:10:58 PM
by Rommie
Why adding Indium to metal halide somethimes creates black matter in MH lamp? RRK 0 154 June 03, 2023, 01:55:05 PM
by RRK
Why did Venture lighting develop metal halide lamps with unique wattages? WorldwideHIDCollectorUSA 7 423 June 02, 2023, 11:49:30 PM
by Robotjulep
Canada banning HID and fluorescent lamps in the near future « 1 2 3 4 » WorldwideHIDCollectorUSA 52 2782 June 02, 2023, 11:41:50 PM
by Robotjulep
USA/Ebay cracking down on export of mercury lamps RadiantMV 14 1043 May 31, 2023, 07:49:02 PM
by WorldwideHIDCollectorUSA
Is it safe to run a 150-watt HPS bulb on a 70- or 100-watt ballast? SOX_Owl 6 179 May 27, 2023, 03:08:28 PM
by RRK
MOVED: Requesting help understanding the codes on LED streetlamps in South Australia Rommie 0 160 May 24, 2023, 07:43:06 PM
by Rommie
F32t8 vs f28t5 BGPATTERSON403 5 371 May 14, 2023, 08:37:30 PM
by joseph_125
SOX Vacuum Leak Econolite03 1 393 May 09, 2023, 07:53:52 AM
by AngryHorse
Philips SL Kubo Lamp PrismaticSox 1 315 May 09, 2023, 04:05:43 AM
by Lampwizard
Osram HQI-E and HQI-T 400w ballast compatibility confusion. WorldwideHIDCollectorUSA 1 303 April 30, 2023, 09:18:20 PM
by RRK
Yellow LEDs ? wide-lite 1000 11 606 April 27, 2023, 08:13:09 AM
by HomeBrewLamps
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