McIntosh MC252 Stereo Amplifier User Manual


 
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Specifications
Specifications
Power Output Stereo
Minimum sine wave continuous average power output per
channel, all channels operating is:
250 watts into 2 ohm load
250 watts into 4 ohm load
250 watts into 8 ohm load
Power Output Mono Bridged
Minimum sine wave continuous average power output is:
500 watts into 4 ohm load
500 watts into 8 ohm load
500 watts into 16 ohm load
Power Output Mono Bi-Amp (Parallel)
Minimum sine wave continuous average power output is:
500 watts into 1 ohm load
500 watts into 2 ohm load
500 watts into 4 ohm load
Output Load Impedance
2, 4 or 8 ohms (Stereo Mode)
1, 2, 4, 8 or 16 ohms (Mono Modes)
Rated Power Band
20Hz to 20,000Hz
Total Harmonic Distortion
Maximum Total Harmonic Distortion at any power
level from 250 milliwatts to rated power output is
0.005%
Intermodulation Distortion
Maximum Intermodulation Distortion if instanta-
neous peak output per channel does not exceed
twice the rated output, for any combination of fre-
quencies from 20Hz to 20,000Hz, with all channels
operating is 0.005%
Dynamic Headroom
2.0dB
Frequency Response
+0, -0.25dB from 20Hz to 20,000Hz
+0, -3dB from 10Hz to 100,000Hz
Sensitivity
1.6 Volts Unbalanced Input
3.2 Volts Balanced Input
A-Weighted Signal To Noise Ratio
112dB below rated output
Input Impedance
10,000 ohms Unbalanced Inputs
20,000 ohms Balanced Inputs
Wide Band Damping Factor
Greater than 40
Power Requirements
100 Volts, 50/60Hz at 8.0 amps
110 Volts, 50/60Hz at 7.2 amps
120 Volts, 50/60Hz at 6.6 amps
220 Volts, 50/60Hz at 3.3 amps
230 Volts, 50/60Hz at 3.3 amps
240 Volts, 50/60Hz at 3.3 amps
Note: Refer to the rear panel of the MC252 for the correct
voltage.
Overall Dimensions
Width is 17-1/2 inches (44.45cm)
Height is 9-7/16 inches (23.97cm) including feet
Depth is 14-13/16 inches (37.62cm) including the Front
Panel and Knobs
Weight
94.5 pounds (42.87 kg) net, 108.5 pounds (49.22 kg) in
shipping carton