Marantz 4230

Stereo 2 + Quadradial 4 Receiver (1973-77)

Specifications

Tuning range: FM, MW

Power output: 30W/ch (stereo), 12W/ch into 4Ω (quadraphonic)

Frequency response: 20Hz to 20kHz

Total harmonic distortion: 0.9%

Damping factor: 20

Input sensitivity: 2.2mV (MM), 150mV (line)

Dimensions: 17 21/64 x 5 25/64 x 14 3/8 inches

Weight: 31.3lbs