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Westinghouse20C70S62-PAR2020Dichroic20HPS~0.jpg
Westinghouse C70S62/PAR Dichroic 70W HPS LampRia24/03/26 at 23:50BT25: Looking forward to when you do.
pressure_tubes.jpg
Pressure displayTuopeek24/03/26 at 20:59Max: Neat demo. I have to say that I'm impressed, ...
Westinghouse20C70S62-PAR2020Dichroic20HPS~0.jpg
Westinghouse C70S62/PAR Dichroic 70W HPS LampRia24/03/26 at 20:58Max: Not yet, Eric.
Westinghouse20C70S62-PAR2020Dichroic20HPS~0.jpg
Westinghouse C70S62/PAR Dichroic 70W HPS LampRia23/03/26 at 23:59BT25: @Max - Did you ever take a pic of yours?
Geissler2a.jpg
Geissler tubeTuopeek23/03/26 at 09:00Max: Thanks Mark. The effect of the magnet on the disch...
W-MH1500-BU.jpg
Westinghouse MH1500BU Metal-Halide LampEric22/03/26 at 21:27BT25: Interesting...didn't realize that there was t...
WL-H39KB-T175-77-1_0.jpg
Westinghouse Lifeguard H39KB-T175 Clear Safety Mercury Vapor LampEric22/03/26 at 21:25BT25: @Max - Figured as much.
WC-C150S56-DX4-1.jpg
Westinghouse Ceramalux/4, C150S56/DX4 Deluxe High Pressure Sodium LampEric22/03/26 at 21:24BT25: For a long time, I didn't have a luminaire to...
WC-C250S50-DX4-72-1.jpg
Westinghouse Ceramalux/4, C250S50/DX4 250W Deluxe High Pressure Sodium LampEric22/03/26 at 21:19BT25: It would appear to be that way...
neon_question2_copy.jpg
Flashing Light CompetitionTuopeek22/03/26 at 15:40Ria: Fascinating, although it's back to front :mr...
Geissler2a.jpg
Geissler tubeTuopeek22/03/26 at 13:25Tuopeek: Good question, I had to reconnect it to measure th...
Geissler2a.jpg
Geissler tubeTuopeek22/03/26 at 11:30Max: That one must be quite old given the use of uraniu...
Narva_Natralox_old_and_new.jpg
Narva Natralox: original and later lamp designsMax22/03/26 at 11:23Max: A mercury-free operation was really out of reach t...
Narva_Natralox_old_and_new.jpg
Narva Natralox: original and later lamp designsMax22/03/26 at 11:10Tuopeek: When I first saw this I thought the thinner arc tu...
DSCF0228m.jpg
Improved negative glow lamp designMax22/03/26 at 08:22Max: I doubt it because the pressure in the capillary i...
neon_question2_copy.jpg
Flashing Light CompetitionTuopeek21/03/26 at 20:27Tuopeek: Thanks Max. Its a pity the competition doesn'...
DSCF0228m.jpg
Improved negative glow lamp designMax21/03/26 at 20:24Tuopeek: Fascinating Max, I would have expected to see a cr...
DSCF0222bm.jpg
Air glow lampMax21/03/26 at 11:32Max: Thank you Ria!
DSCF0228m.jpg
Improved negative glow lamp designMax21/03/26 at 11:27Max: I have driven one of such lamp to the point of fai...
neon_question2_copy.jpg
Flashing Light CompetitionTuopeek21/03/26 at 11:04Max: Nicely done Mark, that's an awesome demo and ...
railtube.jpg
Crookes Railway tubeTuopeek21/03/26 at 11:00Max: Nice demo tube! If the wheel goes from left to rig...
DSCF0222bm.jpg
Air glow lampMax20/03/26 at 14:27Ria: Amazing as always, Max Cool
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Improved negative glow lamp designMax20/03/26 at 09:28Tuopeek: That’s a good solution to the sputtering problem i...
railtube.jpg
Crookes Railway tubeTuopeek20/03/26 at 00:52Sammi: WOW.!!! Mind Blown
DSCF0185_m.jpg
Tube with capillary electrodesMax18/03/26 at 07:47Max: I was also concerned that the capillary would have...
DSCF0185_m.jpg
Tube with capillary electrodesMax17/03/26 at 18:26Tuopeek: That's an interesting method of vacuuming and...
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Plücker tube 2.0Max15/03/26 at 22:47Max: Funny, this song popped up in my mind when I wrote...
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Plücker tube 2.0Max15/03/26 at 15:32Sammi: @Max, cue for a song.? Mr. Green
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Plücker tube 2.0Max15/03/26 at 14:11Tuopeek: Like how you have thinned the discharge path and k...
DSCF0217m.jpg
Plücker tube 2.0Max15/03/26 at 10:06Max: You haven't seen anything yet Wink
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