McIntosh Mac 4200 Receiver - $2,500 (Springfield)

Immaculate McIntosh 4200 receiver. The rarest McIntosh receiver ever produced. Excellent condition physically and electronically. West side Springfield pick up. Specifications Tuning range: FM, MW Power output: 75 watts per channel into 8Ω (stereo) Frequency response: 20Hz to 20kHz Total harmonic distortion: 0.02% Damping factor: 40 Input sensitivity: 2.5mV (MM), 250mV (line) Signal to noise ratio: 90dB (MM), 100dB (line) Output: 250mV (line) Speaker load impedance: 4Ω to 8Ω Semiconductors: 37 x IC, 21 x FET, 67 x transistors, 142 x diodes Dimensions: 471 x 133 x 356mm Weight: 18.1kg Year: 1986