 |
 |
Date Codes on Lamptech |
Patrick |
1 |
13464 |
June 24, 2020, 08:03:11 AM
by sox35 |
 |
 |
Notice Regarding Posting of Date Code Specs |
Patrick |
0 |
10387 |
June 20, 2020, 11:18:36 PM
by Patrick |
 |
 |
Japanese fluorescent lighting specifications and history PDF |
WorldwideHIDCollectorUSA |
1 |
5366 |
March 11, 2024, 05:18:53 AM
by WorldwideHIDCollectorUSA |
 |
|
Date Codes? « 1 2 » |
wattMaster |
20 |
20164 |
February 11, 2017, 04:46:57 PM
by James |
|
|
 |
Radium SOX date and age |
waterbug |
1 |
3895 |
February 19, 2022, 09:31:05 AM
by Danny |
|
|
|
who knows date code of this Tungsram HgLS 250? |
valirex |
1 |
3736 |
November 21, 2021, 05:39:58 PM
by James |
|
|
|
Appeal for field info |
TL8W |
1 |
6077 |
February 19, 2023, 05:52:52 PM
by TL8W |
|
|
|
Westinghouse T8/T12Fluorescent - 1960s/70s - compiled from public domain data |
TL8W |
2 |
8006 |
January 07, 2024, 08:54:50 PM
by damon1369 |
|
|
|
Who knows datecode of these fluorescent lamps? |
The Lightman |
5 |
8893 |
December 12, 2022, 07:09:23 PM
by James |
|
|
|
Thorn Merthyr factory codes? |
SouthWalesSOX |
2 |
6397 |
May 03, 2023, 03:34:41 PM
by AngryHorse |
|
|
|
Atomic Spectra Database |
rjluna2 |
0 |
3241 |
November 03, 2021, 04:38:31 PM
by rjluna2 |
|
|
 |
What are these tubes for? |
rafaf777 |
1 |
5439 |
May 06, 2024, 03:18:09 AM
by Laurens |
|
|
|
Which lamp is older? |
RadiantMV |
5 |
8799 |
February 29, 2024, 04:33:20 PM
by wide-lite 1000 |
|
|
|
Date code for vintage GE ballast |
Preheat_Carson |
4 |
7675 |
July 08, 2023, 12:38:01 AM
by joseph_125 |
|
|
|
Years of manufacture of discharge lamps from TESLA and its successors |
Olav |
0 |
4942 |
May 07, 2025, 03:25:37 AM
by Olav |
|
|
|
Does anyone have ANSI C78.40? (Mercury Lamp Specs) |
Mr. Orthosilicate |
1 |
8990 |
September 23, 2020, 10:18:03 AM
by James |
|
|
|
Date code on Philips ballasts |
Michael |
0 |
3551 |
October 22, 2022, 06:41:35 AM
by Michael |
|
|
|
Eye Iwasaki HPMV lamp date codes |
Michael |
4 |
28076 |
January 08, 2025, 06:19:36 AM
by Olav |
|
|
|
OV- 15 manufacturing date? |
Metal Halide Boy |
3 |
4999 |
January 22, 2021, 05:20:59 AM
by LightsDelight |
|
|
|
EYE date codes |
Mandolin Girl |
3 |
4375 |
October 30, 2021, 08:28:19 PM
by joseph_125 |
