Revox A78 Amplifier and A76 Tuner
All fully serviced. 

Specifications
Power output: 40 watts per channel into 8Ω (stereo)
Frequency response: 20Hz to 20kHzTotal harmonic distortion: 0.1%
Input sensitivity: 2.7mV (mic), 2.7mV (MM), 230mV (ceramic), 100mV (line)
Signal to noise ratio: 65dB (MM), 75dB (line)
Output: 155mV (line)
Speaker load impedance: 4Ω to 16Ω