Subject Started by Replies Views Last post
Notice Regarding Posting of Date Code Specs Patrick 0 8325 June 20, 2020, 11:18:36 PM
by Patrick
Date Codes on Lamptech Patrick 1 11083 June 24, 2020, 08:03:11 AM
by sox35
Datecodes for Lamps made by British Electric lamps Ltd. before 1965 Alex 0 3221 December 25, 2022, 02:06:01 PM
by Alex
Color codes for USSR tubes Jovan 0 2864 April 19, 2021, 03:19:38 PM
by Jovan
About the etching of Philips 400W tubular metal halide lamps produced in China bulb_tester2009 0 2143 May 26, 2022, 01:33:27 AM
by bulb_tester2009
What is the batch code of GE bulbs from 1980 to the present? bulb_tester2009 0 4015 July 21, 2023, 09:10:55 AM
by bulb_tester2009
Date code on my desk lamp HIDLad001 0 2177 July 24, 2022, 09:10:03 AM
by HIDLad001
Tesla and Tež color codes Jovan 0 2420 December 25, 2020, 12:00:14 PM
by Jovan
Can someone decode this ? Jovan 0 2714 November 24, 2020, 12:48:04 PM
by Jovan
L.H. Frost / ATC Frost fluorescent ballasts megathread Foxtronix 0 2736 July 19, 2021, 06:11:42 PM
by Foxtronix
Color codes for Philips lamps Jovan 0 2465 April 13, 2021, 12:57:37 PM
by Jovan
Mysterious Westinghouse HID date dash code Bulbman256 0 2589 September 04, 2021, 11:29:03 PM
by Bulbman256
Date code on Philips ballasts Michael 0 2542 October 22, 2022, 06:41:35 AM
by Michael
Date codes for Sylvania tubes 108CAM 0 2255 June 24, 2022, 12:09:45 AM
by 108CAM
Does anyone have information about this chandelier? carg618 0 2130 November 02, 2021, 11:03:28 PM
by carg618
Atomic Spectra Database rjluna2 0 2172 November 03, 2021, 04:38:31 PM
by rjluna2
Westinghouse/Ken-Rad HID Flood lamp dating Bulbman256 0 2225 May 10, 2022, 07:40:53 AM
by Bulbman256
Radium SOX date and age waterbug 1 2697 February 19, 2022, 09:31:05 AM
by Danny
How do I read date codes on Philips starters and American/HID lamps in general? Lamp_o_watcher 1 3605 November 03, 2022, 06:26:04 PM
by Rommie
can you guys teach me how to read date codes? Lamp_o_watcher 1 2523 August 21, 2022, 08:22:14 PM
by 108CAM
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