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Osram_215V_80W_4-pin_Lamp_Lit.jpg
Osram 215V 80W 4-pin Lamp LitRia30/05/25 at 23:55Ria: The cap on this lamp is quite a bit smaller than a...
Osram_215V_80W_4-pin_Lamp_Lit.jpg
Osram 215V 80W 4-pin Lamp LitRia30/05/25 at 21:30Max: Yes, that's unlikely indeed, hence the second...
Osram_215V_80W_4-pin_Lamp_Lit.jpg
Osram 215V 80W 4-pin Lamp LitRia29/05/25 at 23:56Sammi: Max, I don't think that VB as February 1964 a...
Osram_215V_80W_4-pin_Lamp_Lit.jpg
Osram 215V 80W 4-pin Lamp LitRia29/05/25 at 23:10Ria: Hmmm. You said that on your lamp the date code was...
Osram_215V_80W_4-pin_Lamp_and_Holder.jpg
Osram 215V 80W 4-pin Lamp and HolderRia29/05/25 at 23:08Ria: Fished out my old Dymo label machine as well..!
Osram_215V_80W_4-pin_Lamp_and_Holder.jpg
Osram 215V 80W 4-pin Lamp and HolderRia29/05/25 at 19:23Max: This is good. Simple and straightforward is the wa...
Osram_215V_80W_4-pin_Lamp_Lit.jpg
Osram 215V 80W 4-pin Lamp LitRia29/05/25 at 19:19Max: I doubt the lamp is from 1944 as NATO was created ...
Osram_215V_80W_4-pin_Lamp_and_Holder.jpg
Osram 215V 80W 4-pin Lamp and HolderRia29/05/25 at 19:18Sammi: It seemed like the easiest way to do it, I was thi...
Osram_215V_80W_4-pin_Lamp_Lit.jpg
Osram 215V 80W 4-pin Lamp LitRia29/05/25 at 18:42Ria: Thanks..! I managed to see the date code (with a l...
Osram_215V_80W_4-pin_Lamp_Lit.jpg
Osram 215V 80W 4-pin Lamp LitRia29/05/25 at 14:30Max: Good to finally see the lamp in operation Smile
Osram_215V_80W_4-pin_Lamp_and_Holder.jpg
Osram 215V 80W 4-pin Lamp and HolderRia29/05/25 at 14:29Max: Nice setup!
Osram_215V_80W_4-pin_Lamp_Lit.jpg
Osram 215V 80W 4-pin Lamp LitRia28/05/25 at 16:16Ria: Indeed, a very useful person to know is our Max :...
Osram_215V_80W_4-pin_Lamp_Lit.jpg
Osram 215V 80W 4-pin Lamp LitRia28/05/25 at 16:13Sammi: Nice to get it lit and thanks to Max for telling ...
Osram_215V_80W_4-pin_Lamp_and_Holder.jpg
Osram 215V 80W 4-pin Lamp and HolderRia28/05/25 at 16:11Sammi: Teamwork at its finest.! Cool
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Simplex LobayAgentHalogen_8728/05/25 at 12:32Sammi: Aww... Sad
Osram_215V_80W_4-pin_Lamp~0.jpg
Osram 215V 80W 4-pin LampRia27/05/25 at 23:57Ria: We did a quick lash-up with croc clips on the pins...
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Neon discharges at different pressuresMax27/05/25 at 20:59Tuopeek: That's interesting Max, would love to have a ...
Osram_215V_80W_4-pin_Lamp~0.jpg
Osram 215V 80W 4-pin LampRia27/05/25 at 20:12Max: Looking forward to seeing the lamp lit!
Osram_215V_80W_4-pin_Lamp~0.jpg
Osram 215V 80W 4-pin LampRia27/05/25 at 20:05Ria: Thanks Max, I was sure you'd know..! I'l...
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Experimental half-coated fluorescent tubeMax27/05/25 at 19:47Max: Yes, the contrast between the blue argon-mercury d...
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Neon discharges at different pressuresMax27/05/25 at 19:46Max: It is pure neon indeed as the application of this ...
Osram_215V_80W_4-pin_Lamp~0.jpg
Osram 215V 80W 4-pin LampRia27/05/25 at 19:25Max: I have that lamp in the collection, and it is inte...
Osram_215V_80W_4-pin_Lamp~0.jpg
Osram 215V 80W 4-pin LampRia27/05/25 at 18:51Tuopeek: Could this actually be a Barretter rather than a l...
DSCF4826m.JPG
Neon discharges at different pressuresMax27/05/25 at 18:41Tuopeek: Is this pure neon running on fluorescent ballastin...
DSCF4813m.JPG
Experimental half-coated fluorescent tubeMax27/05/25 at 18:37Tuopeek: Nice example with warm colour temp. phosphor.
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Effect of gas cleanup in low-pressure xenon dischargeMax27/05/25 at 17:42Ria: None at all, which is why we're so grateful t...
DSCF4813m.JPG
Experimental half-coated fluorescent tubeMax27/05/25 at 16:36Max: Half-coated fluorescent lamps are quite special in...
DSCF4826m.JPG
Neon discharges at different pressuresMax27/05/25 at 16:35Max: Interestingly, some lighting manufacturers offered...
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Electrical discharge in low-pressure argonMax27/05/25 at 16:25Max: That's like a spectral lamp indeed, only with...
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Electrical discharge in low-pressure kryptonMax27/05/25 at 16:24Max: Thanks ladies!
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