Subject Started by Replies Views Last post
ID/info needed on light-aging equipment bulb laisfs 1 383 September 15, 2023, 02:39:22 AM
by Bottled lightning
A clipping from GE's 1953 "MERCURY LAMPS AND BALLASTS" brochure Olav 7 574 September 05, 2023, 01:57:25 AM
by Olav
MOVED: Which color? RCM442 0 296 July 21, 2023, 11:35:10 AM
by RCM442
Ken-Rad question enginenut 6 949 July 15, 2023, 06:23:31 PM
by Emersyn
short presentation of an "OSIRA" lamp in the magazine "BUILDING" Olav 1 324 July 03, 2023, 04:45:00 PM
by James
Hospital 3 way bulbs? Cole D. 7 736 June 17, 2023, 10:17:42 PM
by Cole D.
Lampes CLAUDE à ballon fluorescent MBF (1956) « 1 2 » Olav 16 2444 May 28, 2023, 04:24:08 AM
by Olav
Reading: mv medium pressure lamp with isothermal outer bulb shape Olav 11 2306 April 29, 2023, 08:48:53 AM
by Rommie
Bulbs with black arc tubes Cole D. 3 682 April 12, 2023, 09:09:34 AM
by RyanF40T12
Info on old streetlight bulb alan39 5 963 March 23, 2023, 09:39:37 PM
by RadiantMV
Why the British neon floodlight lamp were called NE/H « 1 2 3 » dor123 35 2819 March 18, 2023, 12:03:35 PM
by HomeBrewLamps
Bought a barium lamp but how to burn it...? Zambi137 6 840 February 26, 2023, 02:52:28 AM
by James
Has anyone started collecting fluorescent tubes before the year 1969? WorldwideHIDCollectorUSA 0 452 February 19, 2023, 02:14:57 PM
by WorldwideHIDCollectorUSA
A.E.I. MBT/U 200W, MBF/U 400W, MAF/V 400W Olav 10 1562 February 12, 2023, 11:48:06 AM
by Andy
Success With My Thorn 200W SLI/H HO Lamp « 1 2 » Bush DAC90A 15 1285 February 01, 2023, 09:57:18 PM
by funkybulb
Why did North American 32w and 40w circline lamps switch from T10 to T9 tubing? WorldwideHIDCollectorUSA 8 884 January 29, 2023, 04:17:54 AM
by Michael
2022 Bulb of the Year « 1 2 3 » Econolite03 33 2846 January 03, 2023, 06:24:04 PM
by Mandolin Girl
Thorn SLI/H HO 200W Lamp Bush DAC90A 7 771 January 03, 2023, 04:34:21 PM
by Rommie
Question about European medium pressure mercury lamps RadiantMV 6 697 January 02, 2023, 08:54:43 AM
by James
NARVA HQLG 50W - did a small lamp cause big problems? Olav 0 475 December 28, 2022, 07:36:02 AM
by Olav
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