Radio Tubes 7F8 Sylvania Faded Logo NOS PAIR | eBay
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7F8 High Frequency Twin Triode Tube. Designed for use as a grounded grid radio frequency amplifier or as a frequency converter at frequencies up to 300 mc. MFR: GE, RCA, Tung Sol.
NOS NIB GE USA 7F8 [] Get Vacuum Tube 100+% - VIVA TUBES