5583 US Brands NOS (7 in stock)
$ 54.99
5583 US Brands NOS
5) Sylvania
2) RCA
5583=927 with S-4 response
Phototube
3 pin base
135 uA/lumen
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5583 US Brands NOS
5) Sylvania
2) RCA
5583=927 with S-4 response
Phototube
3 pin base
135 uA/lumen