Pioneer - SA500A Solid state integrated amplifier

Pioneer SA500A amplifier from the 1970s, perfectly functional, features:

Output power: 13 watts per channel at 8Ω (stereo)

Frequency response: from 30 Hz to 50 kHz

Total harmonic distortion: 0.5%

Damping factor: 40

Input sensitivity: 2.5 mV (MM), 200 mV (line)

Signal-to-noise ratio: 75 dB (MM), 90 dB (line)

Channel separation: 50 dB (MM), 55 dB (line)

Output: 200 mV (line)

Speaker load impedance: from 4Ω to 16Ω

Semiconductors: 18 transistors, 6 diodes

Dimensions: 330 x 118 x 316 mm