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Date Codes on Lamptech Patrick 1 6660 June 24, 2020, 08:03:11 AM
by Rommie
Notice Regarding Posting of Date Code Specs Patrick 0 3697 June 20, 2020, 11:18:36 PM
by Patrick
Which lamp is older? RadiantMV 3 1715 February 24, 2024, 12:56:10 PM
by wide-lite 1000
Philips 400w pearl/reflector ovoid MV lamp - type or datasheet? Laurens 4 178 February 17, 2024, 06:00:19 AM
by Laurens
Japanese fluorescent lighting specifications and history PDF WorldwideHIDCollectorUSA 0 291 February 04, 2024, 12:36:16 AM
by WorldwideHIDCollectorUSA
Lamp data of US discharge lamps Alex 5 1425 January 27, 2024, 01:07:37 PM
by WorldwideHIDCollectorUSA
Westinghouse T8/T12Fluorescent - 1960s/70s - compiled from public domain data TL8W 2 2585 January 07, 2024, 08:54:50 PM
by damon1369
What is the batch code of GE bulbs from 1980 to the present? bulb_tester2009 0 1673 July 21, 2023, 09:10:55 AM
by bulb_tester2009
Date code for vintage GE ballast Preheat_Carson 4 1014 July 08, 2023, 12:38:01 AM
by joseph_125
How to find Sainsburys 100w Mushroom bulb date of manufacture? ethanol 2 797 June 04, 2023, 01:59:45 PM
by ethanol
Thorn Merthyr factory codes? SouthWalesSOX 2 1057 May 03, 2023, 03:34:41 PM
by AngryHorse
Appeal for field info TL8W 1 1195 February 19, 2023, 05:52:52 PM
by TL8W
Datecodes for Lamps made by British Electric lamps Ltd. before 1965 Alex 0 904 December 25, 2022, 02:06:01 PM
by Alex
Date codes for General Electric slimline lamps C.mid-late 50's-70's Burrito 1 1046 December 18, 2022, 07:59:03 AM
by funkybulb
Who knows datecode of these fluorescent lamps? The Lightman 5 2515 December 12, 2022, 07:09:23 PM
by James
How do I read date codes on Philips starters and American/HID lamps in general? Lamp_o_watcher 1 1546 November 03, 2022, 06:26:04 PM
by Rommie
Date code on Philips ballasts Michael 0 1404 October 22, 2022, 06:41:35 AM
by Michael
Electronic Lamp Manufacturers of Australia Date Codes 108CAM 1 1691 October 19, 2022, 04:00:38 AM
by 108CAM
can you guys teach me how to read date codes? Lamp_o_watcher 1 1604 August 21, 2022, 08:22:14 PM
by 108CAM
Date code on my desk lamp HIDLad001 0 1403 July 24, 2022, 09:10:03 AM
by HIDLad001
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