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VLI-MH400-U-5K-D7-1_0.jpg
Venture MH400/U/5K, 400W 5000K, Metal-halide LampEric06/05/26 at 18:55Max: That /5K lamp is not a common variant. I'm wo...
VLI-MH1500-U-BT37-1_0.jpg
Venture MH1500/U, 1500W Metal-halide LampEric06/05/26 at 14:22Drew: Goodness, never seen anything above 1000W in a BT3...
VLI-MH1500-U-BT37-1_0.jpg
Venture MH1500/U, 1500W Metal-halide LampEric06/05/26 at 13:48Sammi: Where's me shades welding goggles....? Wonder...
VLI-MH1500-U-BT37-1_0.jpg
Venture MH1500/U, 1500W Metal-halide LampEric06/05/26 at 13:46Ria: Bright little... thing... Mind Blown Cool
VLI-MH1500-U-BT37-1_0.jpg
Venture MH1500/U, 1500W Metal-halide LampEric06/05/26 at 07:20Bulbman256: Now you need to put one of these in an OV-400 and ...
Screenshot_2026-05-02_194206.png
GE NA-1 Warming UpDrew05/05/26 at 13:48Drew: Ahh right, no dewar jacket. I have seen others ope...
Screenshot_2026-05-02_194206.png
GE NA-1 Warming UpDrew05/05/26 at 07:56Max: Thanks for the tip, I'll definitely try that....
Screenshot_2026-05-02_194726.png
400W Diazo Metal Halide LampDrew05/05/26 at 07:53Max: The operating position of Sylvania's jacketed...
Screenshot_2026-05-02_194206.png
GE NA-1 Warming UpDrew04/05/26 at 15:26Drew: @Sammi
Thanks!

@Max
Just need two filament tr...
Screenshot_2026-05-02_194726.png
400W Diazo Metal Halide LampDrew04/05/26 at 14:57Drew: @Sammi
Thanks!

@Max
I see, that does make m...
Philips_126564.jpg
Pulsed xenon lamp at low currentMax04/05/26 at 09:04Max: Thank you Sammi! I was really puzzled when I first...
Screenshot_2026-05-02_194726.png
400W Diazo Metal Halide LampDrew04/05/26 at 08:50Max: It's lucky that you got a blue-purple Sylvani...
Screenshot_2026-05-02_194206.png
GE NA-1 Warming UpDrew04/05/26 at 08:31Max: Awesome shot! It's the first time I see the r...
Westinghouse_450W_Clear_Self-Ballasted_Mercury_Lamp.jpg
Westinghouse 450W Clear SBMV LampRia04/05/26 at 03:31wide-lite 1000: I have NO idea !
SU-ULX880-111-1_0.jpg
GTE-Sylvania Unalux ULX880, 880W High Pressure Sodium Retrofit Lamp, 1990Eric04/05/26 at 03:21wide-lite 1000: I have one of these . I agree with not testing on ...
WL-H33GL-400-R-76.jpg
Westinghouse Lifeguard H33GL-400/R 400W " Beauty-Lite " Mercury Vapor LampEric04/05/26 at 03:15wide-lite 1000: Nice Eric ! I had one of these . It was used as pa...
Screenshot_2026-05-02_194206.png
GE NA-1 Warming UpDrew03/05/26 at 14:00Sammi: Very nice to see.! Cool
Screenshot_2026-05-02_194726.png
400W Diazo Metal Halide LampDrew03/05/26 at 13:58Sammi: Nice sequence.! Love
1000036650.jpg
Unknown Railway specialAgentHalogen_8703/05/26 at 12:39Ria: No idea unfortunately, but sad to see, what it wou...
Philips_126564.jpg
Pulsed xenon lamp at low currentMax03/05/26 at 00:43Sammi: Another wonderful picture.! Love
Philips_126564.jpg
Pulsed xenon lamp at low currentMax02/05/26 at 22:04AgentHalogen_87: Awesome effect! Are those green ghosts in the tube...
Philips_126564.jpg
Pulsed xenon lamp at low currentMax02/05/26 at 13:54Drew: That looks so cool! Green is such a rare color to ...
Osram-GEC_400W_MA-H.jpg
Osram-GEC 400W MA/H Lamp for horizontal burningRia02/05/26 at 12:51Ria: Not yet, but we'll get the lamp out soon and ...
WL-H33GL-400-DX-40-1.JPG
Westinghouse Lifeguard H33-1GL/DX (H33GL-400/DX) Deluxe 400W Mercury Vapor LampEric02/05/26 at 06:42Max: That came later, in 1972, when they switched from ...
WL-H33GL-T400-DX-N2-1.jpg
Westinghouse Lifeguard H33GL-T400/DX 400W Safety Mercury Vapor LampEric02/05/26 at 06:37Max: Two technologies for the same lamp denomination......
Osram-GEC_400W_MA-H.jpg
Osram-GEC 400W MA/H Lamp for horizontal burningRia02/05/26 at 06:36Max: Those lamps operate in the unsaturated vapor regim...
WL-H33GL-400-DX-40-1.JPG
Westinghouse Lifeguard H33-1GL/DX (H33GL-400/DX) Deluxe 400W Mercury Vapor LampEric02/05/26 at 03:58Eric: I've heard that Westinghouse bought it from P...
WL-H33GL-T400-DX-N2-1.jpg
Westinghouse Lifeguard H33GL-T400/DX 400W Safety Mercury Vapor LampEric02/05/26 at 03:57Eric: @Max - I think Westinghouse made both types for a ...
Osram-GEC_400W_MA-H.jpg
Osram-GEC 400W MA/H Lamp for horizontal burningRia02/05/26 at 01:21Ria: I haven't tried running it again since I took...
Philips_UHP_400W.JPG
2011 Philips UHP 400WMax01/05/26 at 18:45Max: This is precisely the kind of UHP lamp with an ell...
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