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Date Codes on Lamptech Patrick 1 4663 June 24, 2020, 08:03:11 AM
by Rommie
Notice Regarding Posting of Date Code Specs Patrick 0 2349 June 20, 2020, 11:18:36 PM
by Patrick
How do I read date codes on Philips starters and American/HID lamps in general? Lamp_o_watcher 1 566 November 03, 2022, 06:26:04 PM
by Rommie
Date code on Philips ballasts Michael 0 431 October 22, 2022, 06:41:35 AM
by Michael
Electronic Lamp Manufacturers of Australia Date Codes 108CAM 1 701 October 19, 2022, 04:00:38 AM
by 108CAM
can you guys teach me how to read date codes? Lamp_o_watcher 1 611 August 21, 2022, 08:22:14 PM
by 108CAM
Date code on my desk lamp HIDLad001 0 498 July 24, 2022, 09:10:03 AM
by HIDLad001
Date codes for Sylvania tubes 108CAM 0 624 June 24, 2022, 12:09:45 AM
by 108CAM
Ken Rad f4t5 datecode Bean 1 1185 May 30, 2022, 10:56:30 PM
by bulb_tester2009
Which lamp is older? RadiantMV 1 652 May 30, 2022, 07:16:57 PM
by HPS_250
About the etching of Philips 400W tubular metal halide lamps produced in China bulb_tester2009 0 566 May 26, 2022, 01:33:27 AM
by bulb_tester2009
Westinghouse/Ken-Rad HID Flood lamp dating Bulbman256 0 644 May 10, 2022, 07:40:53 AM
by Bulbman256
Westinghouse T8/T12Fluorescent - 1960s/70s - compiled from public domain data TL8W 1 1453 May 09, 2022, 11:49:34 PM
by Bulbman256
Radium SOX date and age waterbug 1 1183 February 19, 2022, 09:31:05 AM
by Danny
Sylvania MR16 lamp Bulbman256 3 1345 February 12, 2022, 02:25:48 PM
by Lumex120
Tesla Tež automotive catalogue (Serbian language) Jovan 2 1362 January 11, 2022, 11:50:55 AM
by Jovan
Who knows datecode of these fluorescent lamps? The Lightman 2 1158 January 09, 2022, 07:03:13 PM
by Danny
who knows date code of this Tungsram HgLS 250? valirex 1 1131 November 21, 2021, 05:39:58 PM
by James
Ballast Date Codes joseph_125 9 3665 November 06, 2021, 10:32:54 AM
by funkybulb
Atomic Spectra Database rjluna2 0 874 November 03, 2021, 04:38:31 PM
by rjluna2
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