Onkyo 725 amplifier collectors item very rare !

Power output: 22 watts per channel into 8Ω (stereo) Frequency response: 15Hz to 70kHz Total harmonic distortion: 0.1% Damping factor: 60 Input sensitivity: 2.4mV (MM), 100mV (line) Signal to noise ratio: 75dB (MM), 90dB (line) Speaker load impedance: 4Ω to 16Ω Dimensions: 313 x 136 x 366mm Weight: 8kg Year: 1970

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