Last comments - Photo Gallery

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Last comments - Max's Gallery

1984 Philips SOXD-E 18WMax27/09/25 at 17:50Ria: In the Philips SRS201 135W luminaire we had (trade...

RLOD#22 (2020.05.28) 1980 GEC HPS/U 120WMax27/09/25 at 17:40Ria: We have one, and the dedicated ballast for it, see...

RLOD#22 (2020.05.28) 1980 GEC HPS/U 120WMax27/09/25 at 14:26Max: That's a real shame given its historical sign...

1984 Philips SOXD-E 18WMax27/09/25 at 14:23Max: You're welcome! The refractor optic is crucia...

RLOD#22 (2020.05.28) 1980 GEC HPS/U 120WMax27/09/25 at 12:18Tuopeek: This is one type of lamp I had once and wish I kep...

1984 Philips SOXD-E 18WMax27/09/25 at 08:30AgentHalogen_87: That's great information, thank you Smile

1984 Philips SOXD-E 18WMax27/09/25 at 07:12Max: In the first case (the standard one) more light is...

1984 Philips SOXD-E 18WMax27/09/25 at 00:08AgentHalogen_87: That does make me wonder, if you have two identica...

1984 Philips SOXD-E 18WMax25/09/25 at 08:19Max: Good question about the end cap! I guess either th...

1984 Philips SOXD-E 18WMax24/09/25 at 23:27347vPowerlite: Interesting, I'm always fascinated at the att...

1984 Philips SOXD-E 18WMax24/09/25 at 09:50Max: That's certainly not a common sight, especial...

1984 Philips SOXD-E 18WMax23/09/25 at 12:38Ria: It always fascinates me to see a LPS lamp with a s...

1984 Philips SOXD-E 18WMax22/09/25 at 11:28Tuopeek: Another amazing bit of lamp development we never g...

1996 Philips TL-D 18W 521-840Max21/09/25 at 16:42Max: Thanks! The research and development behind that o...

Early-1990s Philips TUV 16W HFMax21/09/25 at 16:40Max: That one is really special, so enjoy Smile

Philips HPV 16W demoMax20/09/25 at 15:58Max: True, such low-wattage induction lamps were never ...

RLOD#18 (2020.05.24) 1985 Philips ML-C 160WMax20/09/25 at 14:43Max: Same here, except that E27 is our standard medium-...

RLOD#21 (2020.05.27) 1986 Narva HgE/3Max19/09/25 at 23:13Max: It's the later 9-pin radio-tube design indeed...

RLOD#21 (2020.05.27) 1986 Narva HgE/3Max19/09/25 at 11:42Tuopeek: It seems quite common for early lamps to have adop...

Fun with vacuum and high voltageMax18/09/25 at 19:54Max: Heat is a problem indeed. Even a proper glue suita...

Fun with vacuum and high voltageMax14/09/25 at 14:30Tuopeek: I have had some success salvaging seals by adding ...

GEC 60W SLI/H 1Max14/09/25 at 06:41Max: The 5-leaf one is very rare indeed.

Two classics from a bygone eraMax14/09/25 at 06:34Max: Thanks! With your usual "don't fix it ti...

Classic American 100W BT25 mercury lamp in operationMax14/09/25 at 06:31Max: Me too, especially it this BT25 configuration with...

Impact of mercury (and lack thereof) on the design of HPS lampsMax14/09/25 at 06:25Max: The physics behind the high-pressure sodium lamp i...

Fun with vacuum and high voltageMax14/09/25 at 05:53Max: Digging those pictures also reminded me that I sho...

Impact of mercury (and lack thereof) on the design of HPS lampsMax13/09/25 at 10:39Tuopeek: Interesting Max to hear the first lamps were devel...

Fun with vacuum and high voltageMax13/09/25 at 10:30Tuopeek: Great little demo, inspires me to clear my bench i...

RLOD#20 (2020.05.26) 1998 Philips DL 50Max05/09/25 at 09:11Max: That's your rebel side showing up there Wink

Mid-1980s Sylvania 50ER95Max24/08/25 at 17:06347vPowerlite: The deep baffle recessed luminaires that these wer...

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