1950’s Sylvania (Philco Label) 5V4G globe Black Plate Vacuum Tube. Date stamp is 312 / 50-52. Tube tested strong @ 92/91 on B&K 606. Reject is 55. Tube is guaranteed.
Item Tag: 5V4G
Type No 5V4G Emerson vintage amplifier audio radio vacuum tube valve ST 5V4GA
Tube has black plates, clear top, bottom side rectangular getters. printed base, tube tests: 94, 94 %.
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