Subject Started by Replies Views Last post
f4t5 color shift at eol Lumex120 1 193 October 02, 2015, 03:22:41 PM
by Solanaceae
70w metal halide appears abnormally bright Lumex120 4 194 April 01, 2017, 03:20:09 AM
by Ash
Venture quality and performance BlueHalide 3 196 October 10, 2016, 03:28:52 PM
by Lightingguy1994
happy christmas hannahs lights 10 197 December 21, 2017, 06:13:23 PM
by MissRiaElaine
Dimmable Fluorescent VHO or HO, Dimming Powergroove lamps dieselbulb 3 200 April 13, 2017, 07:47:10 PM
by xmaslightguy
A HPS lamp that constantly turning on and off for several secs at dim orange? dor123 1 200 August 07, 2016, 06:02:34 PM
by RyanF40T12
PHILIPS Comfort Lamps M250R201SA 7 200 March 07, 2017, 11:47:53 PM
by tolivac
Reflectors HomeBrewLamps 6 203 November 14, 2017, 09:22:29 PM
by Ash
convert rapidstart to preheat? HomeBrewLamps 2 205 August 03, 2017, 03:12:57 PM
by HomeBrewLamps
Different colors of the Ce:YAG phosphor in white LEDs dor123 1 208 September 19, 2015, 11:47:55 AM
by Medved
Philips TL70 3000 & 3500K CRI a bit off? RyanF40T12 1 208 May 17, 2016, 03:31:34 AM
by sol
Ecolight 5w Candle Lamp rjluna2 0 209 November 10, 2014, 06:55:54 AM
by rjluna2
Glow discharge in the outer of my Osram HQI-TS 70W/WDL during hot restrike: Why? dor123 1 210 April 07, 2016, 09:01:09 AM
by Medved
Why the Osram Colorstar DSX2 white HPS lamps, described as Citylight DS? dor123 0 213 January 17, 2016, 06:53:38 AM
by dor123
Glow discharge that strikes inside the outer of my Osram HQI-TS 70W/WDL? dor123 2 213 February 12, 2017, 04:06:00 PM
by Ash
Pushing a small SON -> SDW UVIR 2 214 January 12, 2016, 06:56:26 PM
by BlueHalide
Chipped Glass in Incandescent Bulbs and Early EOL CEB1993 0 217 November 25, 2017, 08:44:18 PM
by CEB1993
lamp type identification in sylvania roadsters zxcv 6 217 August 22, 2016, 02:39:19 AM
by tolivac
ED17 bulb shape bucket175mv 2 217 July 28, 2015, 10:14:02 AM
by bucket175mv
LED comparison wattMaster 0 221 March 02, 2016, 08:09:50 PM
by wattMaster
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