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Philips_D4s_-_exhaust_coating.JPG
Lamp detailMax14/12/25 at 11:44Max: Nope, that's not it. It's a much smaller...
fuses.jpg
Beautiful Fuse-box made like furnitureTuopeek14/12/25 at 11:34AgentHalogen_87: Good old ceramics, we very rarely have them in str...
Philips_D4s_-_exhaust_coating.JPG
Lamp detailMax14/12/25 at 11:30AgentHalogen_87: Internal construction looks a bit like a linear so...
Lucalox.jpg
High Pressure sodium lamp Tuopeek14/12/25 at 00:33Max: No problem. I dug a little bit in the literature a...
Lucalox.jpg
High Pressure sodium lamp Tuopeek13/12/25 at 18:12Tuopeek: Thanks for the information Max. I guess it wasn�...
HPLR400.jpg
Mercury lampTuopeek12/12/25 at 09:17Max: At that time it was customary for Philips to fit t...
Lucalox.jpg
High Pressure sodium lamp Tuopeek12/12/25 at 09:08Max: And, more importantly, that's a deluxe HPS (2...
2020-06-05_GE_150PAR21FL21B.jpg
RLOD#27 (2020.06.05) 2012 GE 150PAR/FL/BMax10/12/25 at 08:40Max: You're welcome, Ria Smile
2020-06-05_GE_150PAR21FL21B.jpg
RLOD#27 (2020.06.05) 2012 GE 150PAR/FL/BMax09/12/25 at 20:42Ria: Thanks for the detailed explanation, Max :bulbman...
Sylvania_BA_575-2_DE_BriteArc.jpg
Sylvania BA 575/2 DE BriteArc LampRia08/12/25 at 19:10Ria: Thanks, I'll give it some thought.
DSC_0713m.jpg
Soon-to-be memory laneMax08/12/25 at 09:29Max: We certainly are living through a technological tr...
DSC_0718m.jpg
Sodium resistanceMax08/12/25 at 09:25Max: Railway yards can look good sometimes... who would...
DSC_0702m.jpg
A bucolic strollMax08/12/25 at 09:24Max: Some city councils care more about those things th...
DSC_0701m.jpg
Genneper watermolenMax08/12/25 at 09:22Max: maybe they're there in his paintings and we j...
Sylvania_BA_575-2_DE_BriteArc.jpg
Sylvania BA 575/2 DE BriteArc LampRia08/12/25 at 09:21Max: A 700 W HPM ballast should have a right impedance ...
DSC_0713m.jpg
Soon-to-be memory laneMax07/12/25 at 17:03Sammi: Indeed we do. Cool
DSC_0701m.jpg
Genneper watermolenMax07/12/25 at 16:42Sammi: Or even SOX... SOX 35W Love
DSC_0718m.jpg
Sodium resistanceMax07/12/25 at 16:40Sammi: WOW.! Mind Blown
Sylvania_BA_575-2_DE_BriteArc.jpg
Sylvania BA 575/2 DE BriteArc LampRia07/12/25 at 15:38Ria: Hmmm, I'll think about it. What would you sug...
DSC_0718m.jpg
Sodium resistanceMax07/12/25 at 15:36Ria: Always loved railways, spent 15 years working for ...
DSC_0701m.jpg
Genneper watermolenMax07/12/25 at 15:35Ria: Oh wow, I can just imagine a van Gogh painting wit...
DSC_0702m.jpg
A bucolic strollMax07/12/25 at 15:34Ria: It's amazing, I just wish we had something si...
DSC_0713m.jpg
Soon-to-be memory laneMax07/12/25 at 15:33Ria: Sadly this is happening everywhere now Sad bulb icon...
GE_R400H.jpg
Spectral lines Multi-vaporTuopeek07/12/25 at 06:54Max: I believe you. I use a combination of 100 W mercur...
GE_R400H.jpg
Spectral lines Multi-vaporTuopeek06/12/25 at 12:10Tuopeek: Only on occasion. It's a cheerful warming lig...
Philips_SOI_60W_-_NL_1961.jpg
1961 Philips SOI 60WMax06/12/25 at 06:24Max: It's always good to take old lamps out of the...
GE_R400H.jpg
Spectral lines Multi-vaporTuopeek06/12/25 at 06:16Max: That's a fortunate accident indeed. Are you a...
Sylvania_BA_575-2_DE_BriteArc.jpg
Sylvania BA 575/2 DE BriteArc LampRia06/12/25 at 06:12Max: You should give it a shot still, it's always ...
Philips_C150021ED37_-_USA_1993.jpg
1993 Philips C1500/ED37Max06/12/25 at 06:03Max: Many different lamps were built and tested at Phil...
Philips_Spectraal_RbII_-_NL_m1960s_a.jpg
Mid-1960s Philips Spectraal RbIIMax06/12/25 at 05:59Max: I agree, the rubidium discharge lamp is an interes...
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