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Item Tag: 5963
(2) 5963 CLOSE MATCH TUBES AMPLITREIX TESTED 100% / 95% / 100% / 90% BOTH TUBES
(2) 5963 & RCA CLOSE MATCH TUBES AMPLITREIX TESTED 100% / 95% & 100% / 90% BOTH TUBES. The product is a set of two RCA & HP 5963 vacuum tubes, tested at 100%, 95%, 100%, and 90% respectively.
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5963 Westinghouse GE radio audio amplifier vintage audio vacuum tube valve 12AU7
Tube has grey ribbed wide plates, top O getter. tube tests: 88, 86 %.