This McIntosh C 40 Pre amplifier / Audio Control Center is in Excellent Condition, and has been tested. It appears to be working as it should be.
Read all about it below!
C40 Audio Control Center.
ELECTRICAL: Response 20-20kHz (+0 -0.5dB). Distortion 0.002%. Noise and hum -105dB aux, -90dB phono. Output rated 2.5V. Maximum output 8V. Input sensitivity and impedance: high level 0.25V (10V max) at 22k, phono 2.5mV (90mV max) at 47k and 65pF. Program equalizer: 30, 150, 500, 1500 and 10,000Hz boost or cut 12dB. Voltage gain 20dB high level, 60dB phono. Monitor Amplifier: 20W/ch into 8 ohms at 0.005% distortion, response 20-20kHz (+0 -0.5dB), sensitivity 0.75V, input impedance 27k, signal to noise A weighted 100dB.
FRONT PANEL: Glass panel. Illuminated. Mode switch: L to L+R, R to L+R, stereo rev, stereo, mono (L+R), L+R to L and L+R to R. Record switch: line, ph/aux, CD 1, CD 2, tuner, tape 1, tape 2, tape 3. Listen switch: line, ph/aux, CD 1, CD 2, tuner, tape 1, tape 2, tape 3. Volume, Compandor: exp, off, or compress. Ratio: 1 to 2. Equalizer frequency: 30, 150, 500, 1500 and 10k. Pushbutton switches with indicator lights: rec comp, rec cd, rec mon, processor, mute, speakers: 1 and 2, power: on or off. Headphone, Balance, Loudness: flat to max.
BACK PANEL: Listen outputs: switched: 1 and 2, main, processor: from and to. Record outputs: tape 3, tape 2, tape 1, processor: from and to. Balanced outputs. Audio inputs: tape 3, tape 2, tape 1, tuner, CD 2, CD 1, aux, ph. Ground binding post. Line inputs. Monitor amlifier: speaker screw terminals, gain controls, external input, switch: rec, listen or ext input. Compandor: speed switch: fast, normal or slow, level match. Power control jack. SCR connector. AC outlets: 4 switched, 1 unswitched.
Size 5-3/8"H, 17-1/2"W and 17"D behind panel. Weight 26-1/2 lb. Sold from 1992-1998. Last retail price $3500.00