Thorn Johanna 1 and Ansell bollard lit1630 views10 commentsDave12/04/20 at 11:11Dave: Unfortunately the red band can't be changed v...
cdm230w727 views3 commentsthorncollector12/04/20 at 10:32FrontSideBus: Pointless using HPI-T now that these are available...
cdm230w727 views3 commentsthorncollector12/04/20 at 09:38Kev: These are really good lamps. I put these in one of...
Thorn beta 2 restoration770 views2 commentsjonny-m12/04/20 at 09:13FrontSideBus: I’ve seen lanterns painted dark green in some ar...
Lamp life test: Arlen EFS600 vs Osram ST1111879 views9 commentsFrontSideBus12/04/20 at 08:53FrontSideBus: The picture of that 18w PL-C on a warm start HF ba...
Thorn Johanna 1 and Ansell bollard lit1630 views10 commentsDave12/04/20 at 08:27James: A really classic lantern from Thorn’s Scandinavi...
Thorn beta 2 restoration770 views2 commentsjonny-m12/04/20 at 08:25AngryHorse: Weaver Vale council here used to paint lanterns bl...
new osram 66w e on electronic gear750 views3 commentsthorncollector12/04/20 at 08:00James: The E lamps operate at much lower current and ther...
ge 66w e sox839 views4 commentsthorncollector12/04/20 at 07:54James: The change to conical end for high watts E lamps w...
sox info617 views1 commentsthorncollector12/04/20 at 07:47James: Interesting John, thanks! I had not considered be...
9w UVC PL-S Abuse2208 views16 commentsFrontSideBus12/04/20 at 07:38James: By the way Oliver, don’t be deceived by the visu...
9w UVC PL-S Abuse2208 views16 commentsFrontSideBus12/04/20 at 07:31James: These tend to fail due to solarization of the glas...
Lamp life test: Arlen EFS600 vs Osram ST1111879 views9 commentsFrontSideBus12/04/20 at 00:23Danny: I often think of this experiment. Think i will hop...
cdm230w1142 views6 commentsthorncollector12/04/20 at 00:07thorncollector: yes they are good in that application, they were d...
cdm230w1142 views6 commentsthorncollector11/04/20 at 21:38FrontSideBus: I bet these would be awesome in high and low bay l...
Philips FGS224 SOX Conversion: Installed.1231 views7 commentsFrontSideBus11/04/20 at 19:28Danny: The urbis altras are the same too
Philips FGS224 SOX Conversion: Installed.1231 views7 commentsFrontSideBus11/04/20 at 19:24FrontSideBus: I took this down today and put the Gamma back up. ...
9w UVC PL-S Abuse2208 views16 commentsFrontSideBus11/04/20 at 19:01Ash: No phosphor - No getter - something that shouldn&#...
9w UVC PL-S Abuse2208 views16 commentsFrontSideBus11/04/20 at 18:52oliver: The fly killer tubes from Sylvania seem to last as...
9w UVC PL-S Abuse2208 views16 commentsFrontSideBus11/04/20 at 18:50Danny: They probably make them poor cos they're a sp...
9w UVC PL-S Abuse2208 views16 commentsFrontSideBus11/04/20 at 18:48oliver: That life time is quite poor. Surely the only diff...
9w UVC PL-S Abuse2208 views16 commentsFrontSideBus11/04/20 at 18:39Danny: Probably the mercury...the 8 watts life are awful,...
9w UVC PL-S Abuse2208 views16 commentsFrontSideBus11/04/20 at 18:31oliver: What causes it to go brown?
9w UVC PL-S Abuse2208 views16 commentsFrontSideBus11/04/20 at 18:20FrontSideBus: The UV output of this must have been very little i...
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