Raro amplificatore audiofilo Proton AM 455 anni 90 con sintonizzatore AT 470 suono incredibile pulito

The tuner is at 470. Sale is for both integrated amplifier am 455. All aux tape tuner phono are good. Circuitry: Known to be well-constructed internally. Inputs/Outputs: Includes Tape, Tuner, CD, Phono, and Video inputs with Speaker A/B switching.

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