Beautiful early to mid 70’s integrated amplifier from Japan. Professionally serviced 14th August 2025 and working beautifully. In excellent condition. Specs: Pioneer SA-500A Stereo Integrated Amplifier (1971-75) Specifications Power output: 13 watts per channel into 8Ω (stereo) Frequency response: 30Hz to 50kHz Total harmonic distortion: 0.5% Damping factor: 40 Input sensitivity: 2.5mV (MM), 200mV (line) Signal to noise ratio: 75dB (MM), 90dB (line) Channel separation: 50dB (MM), 55dB (line) Output: 200mV (line) Speaker load impedance: 4Ω to 16Ω Semiconductors: 18 x transistors, 6 x diodes Dimensions: 330 x 118 x 316mm Weight: 5.5kg
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