 Last comments
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Westinghouse C70S62/PAR Dichroic 70W HPS LampRia26/03/26 at 20:21Max: It's definitely a nice lamps. Someday I'...
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Westinghouse C70S62/PAR Dichroic 70W HPS LampRia25/03/26 at 00:50BT25: Looking forward to when you do.
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Pressure displayTuopeek24/03/26 at 21:59Max: Neat demo. I have to say that I'm impressed, ...
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Westinghouse C70S62/PAR Dichroic 70W HPS LampRia24/03/26 at 21:58Max: Not yet, Eric.
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Westinghouse C70S62/PAR Dichroic 70W HPS LampRia24/03/26 at 00:59BT25: @Max - Did you ever take a pic of yours?
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Geissler tubeTuopeek23/03/26 at 10:00Max: Thanks Mark. The effect of the magnet on the disch...
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Flashing Light CompetitionTuopeek22/03/26 at 16:40Ria: Fascinating, although it's back to front :mr...
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Geissler tubeTuopeek22/03/26 at 14:25Tuopeek: Good question, I had to reconnect it to measure th...
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Geissler tubeTuopeek22/03/26 at 12:30Max: That one must be quite old given the use of uraniu...
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Narva Natralox: original and later lamp designsMax22/03/26 at 12:23Max: A mercury-free operation was really out of reach t...
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Narva Natralox: original and later lamp designsMax22/03/26 at 12:10Tuopeek: When I first saw this I thought the thinner arc tu...
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Improved negative glow lamp designMax22/03/26 at 09:22Max: I doubt it because the pressure in the capillary i...
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Flashing Light CompetitionTuopeek21/03/26 at 21:27Tuopeek: Thanks Max. Its a pity the competition doesn'...
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Improved negative glow lamp designMax21/03/26 at 21:24Tuopeek: Fascinating Max, I would have expected to see a cr...
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Air glow lampMax21/03/26 at 12:32Max: Thank you Ria!
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Improved negative glow lamp designMax21/03/26 at 12:27Max: I have driven one of such lamp to the point of fai...
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Flashing Light CompetitionTuopeek21/03/26 at 12:04Max: Nicely done Mark, that's an awesome demo and ...
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Crookes Railway tubeTuopeek21/03/26 at 12:00Max: Nice demo tube! If the wheel goes from left to rig...
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Air glow lampMax20/03/26 at 15:27Ria: Amazing as always, Max
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Improved negative glow lamp designMax20/03/26 at 10:28Tuopeek: That’s a good solution to the sputtering problem i...
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Tube with capillary electrodesMax18/03/26 at 08:47Max: I was also concerned that the capillary would have...
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Tube with capillary electrodesMax17/03/26 at 19:26Tuopeek: That's an interesting method of vacuuming and...
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Plücker tube 2.0Max15/03/26 at 23:47Max: Funny, this song popped up in my mind when I wrote...
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Plücker tube 2.0Max15/03/26 at 16:32Sammi: @Max, cue for a song.?
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Plücker tube 2.0Max15/03/26 at 15:11Tuopeek: Like how you have thinned the discharge path and k...
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Plücker tube 2.0Max15/03/26 at 11:06Max: You haven't seen anything yet
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Plücker tube 2.0Max15/03/26 at 01:55Ria: Oh now this one is really something special, you d...
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PCA UV phosphorescence Tuopeek10/03/26 at 22:15Max: You raise a good point about the phosphorescence o...
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PCA UV phosphorescence Tuopeek09/03/26 at 12:35Tuopeek: Thanks for looking into this further Max. Your ima...
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