Pioneer QX-8000

Quadraphonic Receiver (1971-72)

Specifications

Tuning range: FM, MW

Power output: 25W/ch (stereo), 20W/ch into 8Ω (quadraphonic)

Frequency response: 5Hz to 100kHz

Total harmonic distortion: 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