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Philips_Spectraal_RbII_-_NL_m1960s_a.jpg
Mid-1960s Philips Spectraal RbIIMax28/11/25 at 14:13Tuopeek: The rubidium discharge is quite fascinating and ha...
SONunderSOX.jpg
SON under SOXTuopeek23/11/25 at 18:34Tuopeek: Thanks, Yes, I have often played with low pressure...
SONunderSOX.jpg
SON under SOXTuopeek23/11/25 at 15:05Ria: Interesting. Seen SOX under SOX before, but never ...
BL_g_by.jpg
Black light comparisonTuopeek20/11/25 at 21:46Tuopeek: Thanks, Eye seemed to have the market in these ori...
Philips_C150021ED37_-_USA_1993.jpg
1993 Philips C1500/ED37Max19/11/25 at 02:40347vPowerlite: Interesting! I didn't know Philips experiment...
BL_g_by.jpg
Black light comparisonTuopeek19/11/25 at 02:35347vPowerlite: Interesting comparison! I have a generic 400w MV b...
GE_R400H.jpg
Spectral lines Multi-vaporTuopeek18/11/25 at 18:50Ria: Been there, done that Mr. Green
GE_R400H.jpg
Spectral lines Multi-vaporTuopeek18/11/25 at 17:03Tuopeek: Thanks Ria, I certainly had to suffer temporary bl...
BL_g_by.jpg
Black light comparisonTuopeek18/11/25 at 17:02Tuopeek: It's definitely a weird lamp. The mercury bit...
BL_g_by.jpg
Black light comparisonTuopeek17/11/25 at 20:01Sammi: You can certainly tell the difference in quality ...
GE_R400H.jpg
Spectral lines Multi-vaporTuopeek17/11/25 at 19:57Ria: Oh wow, this is amazing Bulb Man
Westinghouse_S450BT37.jpg
Self-ballasted S450BT37 during operationMax17/11/25 at 18:24AgentHalogen_87: That's a brilliant design having two filament...
20251109_145247.jpg
Twin lamp SRM half brightAgentHalogen_8717/11/25 at 17:39AgentHalogen_87: Yes, that's true. Pity that style wasn't...
20251109_115649.jpg
Philips SRM custom twin lampAgentHalogen_8717/11/25 at 17:35AgentHalogen_87: I know Smile But I don't have the parts for a S...
multimetal_halide.jpg
Multi Vapor Halide Tuopeek17/11/25 at 15:44Tuopeek: It was an eBay buy but I think from an electrical ...
multimetal_halide.jpg
Multi Vapor Halide Tuopeek17/11/25 at 04:41Max: Did you buy it, or was it given to you? What you h...
Westinghouse_S450BT37.jpg
Self-ballasted S450BT37 during operationMax17/11/25 at 04:35Max: Thank you, you two!

Tuopeek - Dealing with thos...
BL400.jpg
One good, one badTuopeek17/11/25 at 04:28Max: Interesting! Can you please post lit pictures of t...
BL400.jpg
One good, one badTuopeek16/11/25 at 23:57Sammi: That's what I was thunking, if the enveplop i...
BL400.jpg
One good, one badTuopeek16/11/25 at 21:15Tuopeek: Thanks Sammi, I now have to go and weigh these lam...
BL400.jpg
One good, one badTuopeek16/11/25 at 20:35Sammi: IIRC, proper Woods glass weighs a good deal more. ...
BL400.jpg
One good, one badTuopeek16/11/25 at 20:27Tuopeek: Just looks dark like 'Woods' but definit...
BL400.jpg
One good, one badTuopeek16/11/25 at 19:41Ria: Hmmm, so what is the fake lamp made of then..? Not...
Westinghouse_S450BT37.jpg
Self-ballasted S450BT37 during operationMax16/11/25 at 17:29Ria: Great picture as always. Max Mercury Vapour Lamp Bulb Man
multimetal_halide.jpg
Multi Vapor Halide Tuopeek16/11/25 at 11:42Tuopeek: Interesting, the lamp is essentially new, although...
Westinghouse_S450BT37.jpg
Self-ballasted S450BT37 during operationMax16/11/25 at 11:37Tuopeek: Great sharp crisp image there. I find it quite har...
SON_TS.jpg
Linear HPSTuopeek16/11/25 at 10:07Max: Osram sourced its sodium arc tubes from NGK, and t...
multimetal_halide.jpg
Multi Vapor Halide Tuopeek16/11/25 at 10:04Max: That's peculiar... standard GE MVR lamps are ...
DSC_0410_003m.jpg
Breaking in a classicMax15/11/25 at 07:52Max: There's a lot to like with those little lamps...
MF250x.jpg
Mercury Halide (Multi-Metal lamp)Tuopeek15/11/25 at 07:31Max: So, all is good then Smile
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