Vintage store Pioneer QX-8000 Quadrophonic Receiver

Product Name: Vintage store Pioneer QX-8000 Quadrophonic Receiver
Receiver is in very nice condition for it's age. I tested it and it's good to go... Still sounds great! Please check my images to get a good sense for it's cosmetic condition., and if you need more just let me know. Thanks for looking! Specifications Tuning range: FM, MW Power output: 25W/ch (stereo), 20W/ch into 8Ω (quadraphonic) Frequency response: 5Hz to 100kHz Total harmonic distortion: store 1% Damping factor: 35 Input sensitivity: 2mV (MM), 170mV (line) Signal to noise ratio: 75dB (MM), 90dB (line) Output: 170mV (line), 0.4V (Pre out) Speaker load impedance: 4Ω to 16Ω Semiconductors: 1 x FET, 2 x IC, 65 x transistors, 27 x diodes Dimensions: 509 x 172 x 377mm Weight: 15.6kg Year: 1971.