Sansui QRX-3500 Quad / Stereo Vintage Receiver

+50 year old In great shape. Can Demo. Cash Please. Vintage 4-channel quadraphonic receiver from 1973-1974, known for its robust build, classic design, and versatile synthesis of 2-channel audio into 4-channel sound. It delivers approximately 22-30 Watts per channel into 8 ohms and features QS synthesizer and phase matrix modes. The unit is lauded for producing warm, clear, and natural sound characteristic of early 70s Sansui gear. Tuning range: FM, MW. Power output: 22W/ch into 8Ω (quadraphonic). Frequency response: 30Hz to 30kHz. Total harmonic distortion: 0.5%. Damping factor: 30. Signal to noise ratio: 75dB (line). Channel separation: 45dB (line). Speaker load impedance: 4Ω to 16Ω. Dimensions: 526 x 181 x 350mm. Weight: 18.5kg.