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A question about the vapours of indium |
dor123 |
0 |
431 |
July 07, 2023, 11:36:46 AM
by dor123 |
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New lamps |
Jovan |
1 |
425 |
November 17, 2023, 01:44:45 AM
by AngryHorse |
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MOVED: How to find Sainsburys 100w Mushroom bulb date of manufacture? |
Rommie |
0 |
424 |
June 03, 2023, 06:10:58 PM
by Rommie |
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Why adding Indium to metal halide somethimes creates black matter in MH lamp? |
RRK |
0 |
415 |
June 03, 2023, 01:55:05 PM
by RRK |
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MOVED: Lumac Helios street fixture |
Richmond2000 |
0 |
411 |
July 16, 2023, 12:30:18 AM
by Richmond2000 |
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MOVED: Requesting help understanding the codes on LED streetlamps in South Australia |
Rommie |
0 |
410 |
May 24, 2023, 07:43:06 PM
by Rommie |
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1980/1981 Philips SL lamp models |
Roland Huisman |
0 |
400 |
October 14, 2023, 06:48:35 PM
by Roland Huisman |
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Engineering question regarding SOX/Neon lamps |
Dark_Photonics |
2 |
399 |
December 01, 2023, 01:46:53 PM
by RRK |
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HPS light troubleshooting |
Raymondo |
1 |
397 |
October 14, 2023, 11:38:24 AM
by Robotjulep |
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HPS deluxe/comfort/deco lamps in lower power ratings? |
Laurens |
8 |
392 |
April 27, 2024, 11:56:42 AM
by Laurens |
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What are your favorite LED retrofit Christmas lamps? |
WorldwideHIDCollectorUSA |
0 |
382 |
December 04, 2022, 02:04:24 PM
by WorldwideHIDCollectorUSA |
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HE vs HO fluorescent lamps |
marcin110 |
6 |
381 |
April 10, 2024, 01:57:35 AM
by Medved |
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Have halophosphate fluorescent lamps ever been linked to office fatigue? |
WorldwideHIDCollectorUSA |
8 |
381 |
April 07, 2024, 05:28:59 PM
by Richmond2000 |
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Blacklight CFL autopsy - correct voltage drop? |
Laurens |
2 |
348 |
April 17, 2024, 02:56:14 PM
by Laurens |
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The story of the SON forest |
veso266 |
6 |
337 |
April 09, 2024, 04:49:29 PM
by veso266 |
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"Cooper XP25" |
CooperOVZ15 |
0 |
296 |
November 02, 2023, 02:52:43 PM
by CooperOVZ15 |
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Showing the invisible ultraviolet spectrum lines of a Narva NFC 80w lamp |
Laurens |
1 |
283 |
January 23, 2024, 05:34:55 PM
by Rommie |
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Retrofit sodium lamp questions... |
Multisubject |
7 |
282 |
April 18, 2024, 12:24:05 AM
by icefoglights |
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Any way to recover worn etching? |
LightsAreBright27 |
4 |
253 |
March 01, 2024, 03:19:19 PM
by BT25 |
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I figured some things out since my metal halide question, but... |
Multisubject |
6 |
228 |
April 13, 2024, 11:40:03 AM
by Multisubject |
