Subject Started by Replies Views Last post
Older shopping centers with 2X4 troffers outside? Cole D. 11 5035 March 30, 2025, 09:16:52 PM
by Maxim
Cool ballast idea NeXe Lights 3 2287 March 30, 2025, 11:59:33 AM
by NeXe Lights
Are HID lamps technically creating plasma? HomeBrewLamps 2 1417 March 29, 2025, 11:57:59 PM
by RRK
My ceiling fan light bulb burned out finally Cole D. 0 870 March 29, 2025, 08:46:49 PM
by Cole D.
is it bad for a 2 lamp F40T12 magnetic rapid start ballast to run 2 F32T8 lamps? lightinggalleryuser33450 2 1677 March 24, 2025, 03:34:04 PM
by lightinggalleryuser33450
Unknown Fixture Eleco_SR304 1 1338 March 23, 2025, 04:47:40 PM
by Baked bagel 11
A beautiful book about fluorescent lighting from Philips - C. Zwikker, 1950 Laurens 0 1444 March 23, 2025, 02:49:50 AM
by Laurens
Newspaper Article on Philippe's (jallister19) Book About Sylvania Drummondville Maxim 1 1498 March 22, 2025, 09:19:15 PM
by Foxtronix
What type of ballast can you use for a ND20 low pressure sodium lamp? « 1 2 » Milwaukeeman2003 24 17570 March 22, 2025, 04:09:47 PM
by Alex
What's the point? Eleco_SR304 2 1636 March 22, 2025, 08:15:16 AM
by wide-lite 1000
Why are 2200K and 2700K LED streetlights used less than 3000K and 4000K ones? « 1 2 » phosco179 17 8808 March 21, 2025, 03:48:01 AM
by Baked bagel 11
Need help to find label of this ballast for wiring LightsAreBright27 2 1416 March 17, 2025, 06:15:52 AM
by LightsAreBright27
SOX ballast compatibility with mv lamp Krep 2 1534 March 16, 2025, 03:30:14 PM
by Michael
What Type of Rare lanterns in the UK have you found? Eleco_SR304 1 1135 March 14, 2025, 07:22:09 PM
by Baked bagel 11
Ballast Trouble- Minus or Plus? Eleco_SR304 5 2182 March 11, 2025, 01:58:00 PM
by Beta 5
Philips/Westinghouse Plant in Bath, NY... BT25 8 2727 March 09, 2025, 11:44:37 PM
by joseph_125
Emergency lights on constantly? Cole D. 5 2366 March 09, 2025, 11:25:24 PM
by joseph_125
Different LPS bulb Bases Eleco_SR304 0 869 March 09, 2025, 09:41:55 AM
by Eleco_SR304
Capacitor trouble for SOX bulb Eleco_SR304 2 1577 March 09, 2025, 06:36:05 AM
by RRK
Do some places you see more abandoned fixtures? Cole D. 2 1140 March 08, 2025, 07:25:57 PM
by Cole D.
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