6973 Westinghouse HiFi Vacuum Tube - Beam power tube for amplifiers

TYPE: 6973. Beam power tube for amplifiers. TESTED WITH AVO CT160 TUBE TESTER. VACUUM TUBE. gm = 4.5 mA/V ( spec for new tube = 4.8 mA/V ). Ia = 47 mA ( spec for new tube = 45mA ).

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