Subject Started by Replies Views Last post
Someone is trying to argue that incandescent lamps don't have a CRI of 100. « 1 2 » HomeBrewLamps 26 3703 February 25, 2021, 05:14:49 AM
by dor123
Reliability of T17 lamps HomeBrewLamps 0 926 February 23, 2021, 11:01:01 PM
by HomeBrewLamps
Why can't a light be made with just gas in a tube? OgreVorbis 5 1587 February 23, 2021, 02:58:10 AM
by Medved
Why are good quality arms so expensive? « 1 2 » Metal Halide Boy 18 2919 February 22, 2021, 07:50:58 PM
by Ash
Watts the best wattage to get into the sox game? Bulbman256 12 1957 February 21, 2021, 09:01:11 PM
by RadxD461
Constant wattage choke ballast? WorldwideHIDCollectorUSA 1 1197 February 21, 2021, 03:56:28 PM
by Medved
Do you hide your lamp related stuff from other people? « 1 2 3 ... 5 » dischargecraze 72 25917 February 18, 2021, 08:54:43 AM
by LightsDelight
Cascade failure with prelit Christmas Tree KLZimm 1 1576 February 18, 2021, 12:47:38 AM
by xmaslightguy
Ignitors besides Bag Turgi using Osram StE501 and SE600 starters WorldwideHIDCollectorUSA 2 1096 February 17, 2021, 01:58:51 PM
by Michael
Harder to find MV lights? Cole D. 4 1347 February 16, 2021, 06:20:44 PM
by Olav
Vapor Proof Lighting for Steam Shower forbinsascent 0 1037 February 15, 2021, 06:00:54 PM
by forbinsascent
what type of lamps are the green?? micole66 12 4474 February 13, 2021, 03:28:02 AM
by Medved
Ballast codes of MHs, HPSs, LPSs. and Mercury. « 1 2 » FGS 23 34523 February 12, 2021, 12:50:59 AM
by HidGuy86
Difference in color between mercury vapor lamps? desktoptrashcan 3 2106 February 10, 2021, 08:46:41 PM
by Binarix128
H41? Bulbman256 0 985 February 09, 2021, 01:08:30 PM
by Bulbman256
Using a 120v light bulb in series with an outlet as a DIY step down xformer WorldwideHIDCollectorUSA 6 1762 February 09, 2021, 12:32:15 AM
by Xytrell
Is this ballast a CWA ballast? « 1 2 » WorldwideHIDCollectorUSA 19 4325 February 07, 2021, 04:12:15 PM
by WorldwideHIDCollectorUSA
I'm not sure about something « 1 2 » Desultory13 21 3337 February 07, 2021, 01:45:30 AM
by AngryHorse
Ever feel ashamed of having to many lights? Lightingguy1994 5 1233 February 04, 2021, 12:38:43 PM
by Olav
Why do some 35-400w SIP ignitors have 70w double ended HPS for the lowest HPS? WorldwideHIDCollectorUSA 7 1539 February 04, 2021, 03:32:30 AM
by Ash
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