722A Western Electric NOS 1930's

$ 0.00

722A WE "Balloon and Engraved Base" NOS in white box (very small 1/8" glass piece inside bottom of tube, tube works fine)

(722A is similar to 287A: 722A=3V Filament @ 8A, rated at 2500Vplate,
287A=2.5V Filament @ 7A, rated at 2500Vplate, 640ma Iplate max)

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