[Tube-Swap] Conduction Cooled { 8072 type} tubes

[Byron Tatum]

Hello-
    I have six new Motorola #4657 tubes, these are the replacement for the
8072's. I would like to trade these for RF power transistors such as 2N6080,
2N6082, MRF212, MRF239, or equiv.
            Thank you, Byron WA5THJ.