General Electric M400 "split door"
Рет қаралды 605
Ай бұрынAn early HPS example of the M400 split door series, which came out in 1970-1971. This example is from 1976. 400w S51 lamp. Fixture is not mine.
@ALT-9167 Ай бұрын
My state used M400As exclusively on freeways and major arterial streets. Before the 90's though, they were mercury vapor. They were also the early versions that had the 2 slots at the sides of the GE monogram.
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