vacuum-tube-vs-transistor-amplifier

1974 Sylvania Technical School Transistor Amplifier Experiments - Multigrid Tube

$15.00

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Type 1-V 1V radio audio amplifier vintage vacuum 2 tube valve tested ST shape

$12.49

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VINTAGE Radio/TV/Amplifier/Audio/HAM/phono/CB tubes - 6BF11 - 6DN7 - - - - 0416

$11.95

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