7 Vintage RCA 6FA7 Internal Coupling Diode Twin Plate Tetrode Valve -BangyBang Tubes

Brand

RCA (diff. year box)

Model

6FA7

Type                                                         

Double Triode
Use
Multi system, internal coupling

    Similar/Equiv

    N/A

    Condition

    New in Box (NOS)

    Tubes per listing

    7

     

    06FXXX

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