





Sony SQR-6650 SQ Receiver
Sony SQR-6650 Quadraphonic Receiver from the ’70s.
- Tuning range: FM, MW
- Power output: 25W/ch (stereo), 8W/ch into 8Ω (quadraphonic)
- Frequency response: 20Hz to 50kHz
- Total harmonic distortion: 0.8%
- Damping factor: 35
- Input sensitivity: 2.5mV (MM), 250mV (line)
- Signal to noise ratio: 60dB (MM), 70dB (line)
- Output: 250mV (line), 30mV (DIN)
- Speaker load impedance: 4Ω to 16Ω
Dimensions: 434 x 144 x 345mm
Weight: 9.5kg
Years of Manufactured: 1972 – 1974
STATUS: Out of stock