Manufacturer's Specifications
amplifier menuMain Menu

Amplifier details
Specifications
Schematic diagrams

 
   
Year of manufacture: 1962-1969
Manufactured by: McIntosh Laboratory Inc, 2 Chambers Street Binghamton, NY
Price when new (in the USA): $159.00
Description: power amplifier
Mono/stereo: mono
Power output: 40 watts RMS
Distortion: less than 0.5%
Phase shift: less than ±8° from 20 cps - 20,000 cps
Frequency response: 20Hz - 20kHz +0 -0.1dB
Input impedance: 250k
Input sensitivity 0.5V (2.0V with gain control switched at max)
Hum & noise: 90dB below rated output
Output impedance: 4, 8, 16, 125, 150 and 600. (600 balanced to ground and center tapped. 4, 8 and 16 isolated from ground)
Tubes: 2 x 6L6GC (output), 2 x 12AX7, 1 x 12AU7, 1 x 12BH7; solid state rectifier bridge
Dimensions: 7¾ in. x 8 in. x 13¾ in. (200 x 208 x 349 mm)
Weight: 30 lbs (13.6 kg)
Power consumption: 110-120 volts 50 - 60 c/s