This is a Sansui QR-500 in excellent condition. It looks and sounds outstanding. There are some aging spots on the top of the wood casing.
• 4 channels for quadraphonic sound.
• AM/FM tuner.
• Right and left volume sliders.
Specs:
Tuning range: FM, MW
Power output: 8W/ch into 4Ω (quadraphonic)
Frequency response: 30Hz to 30kHz
Total harmonic distortion: 1%
Damping factor: 50
Input sensitivity: 3mV (MM), 180mV (DIN), 180mV (line)
Signal to noise ratio: 60dB (MM), 70dB (line)
Channel separation: 50dB (line)
Output: 180mV (line), 30mV (DIN)
Speaker load impedance: 4Ω to 16Ω
Semiconductors: 1 x FET, 3 x IC, 50 x transistors, 23 x diodes
Dimensions: 17.5” x 5” x 12”
Weight: 17 pounds
Made in Japan in 1973, this is a rare piece of musical history in fantastic shape!