ECC85 RFT PASSENDES PAAR DOPPELTRIODE VHF VAKUUM NOS TESTETE RÖHRE = 6AQ8 B719 6L12
21,50 €
Identical to: ECC85 = 6AQ8 = B719 = 6L12. One triode would be used as an RF amplifier and the other as the local oscillator. The oscillator would be run 10.7 MHz lower than the incoming signal, and in the mixer a standard 10.7 MHz IF would be produced.
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