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Last comments - Thermal discharge lamps
GE_Maza_A-H4_-_USA_1945_a.jpg
 1945 GE-Mazda A-H4Max01/28/25 at 16:32Ria: Thanks, Max. Every little helps, as a certain UK s...
GE_Maza_A-H4_-_USA_1945_a.jpg
 1945 GE-Mazda A-H4Max01/27/25 at 19:57Max: Thanks! And they never bore the "R" afte...
GE_Maza_A-H4_-_USA_1945_a.jpg
 1945 GE-Mazda A-H4Max01/27/25 at 01:30Bulbman256: Very nice specimen you have here Max. Cool I was l...
GE_Maza_A-H4_-_USA_1945_a.jpg
 1945 GE-Mazda A-H4Max01/26/25 at 23:50Ria: We have a GE H100A4/T which looks similar to this,...
Thorn_MB21U_400W_-_UK_1969.jpg
 1969 Thorn MB/U 400WMax12/19/24 at 23:54Max: As far as I know, Thorn was the only lampmaker to ...
Thorn_MB21U_400W_-_UK_1969.jpg
 1969 Thorn MB/U 400WMax12/14/24 at 21:58Ria: Same here, I also have the 250W version Tubular MV
Thorn_MB21U_400W_-_UK_1969.jpg
 1969 Thorn MB/U 400WMax12/14/24 at 20:41Tuopeek: I have a late 250W Thorn lamp of this kind also wi...
GE_MXR17521BD_-_USA_1985.jpg
 1985 GE MXR175/BDMax12/14/24 at 16:44Ria: Awwww, shucks Love Embarrassed
GE_MXR17521BD_-_USA_1985.jpg
 1985 GE MXR175/BDMax12/14/24 at 16:29Max: It's a privilege to be here, Ria.
GE_MXR17521BD_-_USA_1985.jpg
 1985 GE MXR175/BDMax12/13/24 at 18:42Ria: We appreciate you more than you know, Max. It'...
GE_MXR17521BD_-_USA_1985.jpg
 1985 GE MXR175/BDMax12/13/24 at 07:43Max: That's certainly not a common lamp design!

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GE_MXR17521BD_-_USA_1985.jpg
 1985 GE MXR175/BDMax11/30/24 at 21:11Tuopeek: Interesting ignition electrode. Not seen this setu...
GE_MXR17521BD_-_USA_1985.jpg
 1985 GE MXR175/BDMax11/30/24 at 18:42Sammi: Great to see another wonderful upload from you.! ...
GE_MXR17521BD_-_USA_1985.jpg
 1985 GE MXR175/BDMax11/30/24 at 18:41Ria: A fascinating lamp, and a first class explanation ...
Osram_NAV-T_150W_-_FRG_1981_a.jpg
 1981 Osram Vialox NAV-T 150WMax10/22/24 at 20:52Max: Learning code is like planting trees, the best mom...
Osram_NAV-T_150W_-_FRG_1981_a.jpg
 1981 Osram Vialox NAV-T 150WMax10/21/24 at 01:13Ria: No problem, it was an oversight in the initial con...
Osram_NAV-T_150W_-_FRG_1981_a.jpg
 1981 Osram Vialox NAV-T 150WMax10/21/24 at 01:12Sammi: Nice lamp.! Tubular HPS Love
Osram_NAV-T_150W_-_FRG_1981_a.jpg
 1981 Osram Vialox NAV-T 150WMax10/20/24 at 21:04Max: Top! Thanks Ria!
Osram_NAV-T_150W_-_FRG_1981_a.jpg
 1981 Osram Vialox NAV-T 150WMax10/20/24 at 18:43Ria: I've fixed the non-zoomability (is that a wor...
Osram_NAV-T_150W_-_FRG_1981_a.jpg
 1981 Osram Vialox NAV-T 150WMax10/20/24 at 18:10Max: @Ria - Still waiting for the inserted pics to be p...
Sylvania_H39KC-17521N_-_CA_1979.jpg
 1979 Sylvania H39KC-175/NMax09/29/24 at 16:35Max: Although there were not really common, BT-shaped m...
Sylvania_H39KC-17521N_-_CA_1979.jpg
 1979 Sylvania H39KC-175/NMax09/27/24 at 21:10Ria: Interesting it has an E40 cap, where was it used, ...
Sylvania_H39KC-17521N_-_CA_1979.jpg
 1979 Sylvania H39KC-175/NMax09/27/24 at 18:46Sammi: Fascinating, thank you for sharing. BT Clear Bander ...
Philips_HLRN_125W_HG_-_NL_l1970s_a.jpg
 Late-1970s Philips HLRN 125W HGMax09/22/24 at 06:47Max: That's certainly not something that you can (...
Philips_HLRN_125W_HG_-_NL_l1970s_a.jpg
 Late-1970s Philips HLRN 125W HGMax09/19/24 at 21:26Ria: Not managed to find one as yet, but hopefully one ...
Philips_HLRN_125W_HG_-_NL_l1970s_a.jpg
 Late-1970s Philips HLRN 125W HGMax09/19/24 at 21:15Tuopeek: Yeah, great demonstration lamp as well as a rare d...
Philips_HLRN_125W_HG_-_NL_l1970s_a.jpg
 Late-1970s Philips HLRN 125W HGMax09/19/24 at 17:44Ria: I love this type of lamp with the half-coated bulb...
Osram_NAV-E_110W_-_EN_1994.jpg
 1994 Osram NAV-E 110WMax09/08/24 at 19:32Max: Glad you found the description informative, Sammi!
Osram_NAV-E_110W_-_EN_1994.jpg
 1994 Osram NAV-E 110WMax09/07/24 at 01:08Sammi: Again a fascinating insight into the manufacturing...
Westinghouse_MH40021E_-_USA_1982.jpg
 1982 Westinghouse MH400/EMax09/06/24 at 22:13Max: Thanks Eric, I hope you'll find one.

Tuope...
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