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PERFORMANCE SPECIFICATIONS
Power Output Stereo
Minimum sine wave continuous average power output is:
500 watts into 2 ohm load
500 watts into 4 ohm load
500 watts into 8 ohm load
Output Load Impedance
2, 4 or 8 ohms
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 instantaneous peak
output per channel does not exceed twice the rated output,
for any combination of frequencies from 20Hz to 20,000Hz,
with all channels operating is 0.005%
Dynamic Headroom
1.8dB
Frequency Response
+0, -0.25dB from 20Hz to 20,000Hz
+0, -3dB from 10Hz to 100,000Hz
Sensitivity
2.1 Volts Unbalanced Input
4.2 Volts Balanced Input
. The heavy notes on the schematic denote the primary
1
signal path.
2. Unless otherwise noted, all voltages indicated on the
schematics are measured under the following conditions:
a. AC input at 120 volts, 50/60Hz.
b. All voltages are +/-10% with respect to ground. A
high impedance (10 megaohm) voltmeter must be used.
3. Unless otherwise specified:
a. Resistor values are in ohms.
b. Capacitor values are microfarads (uF).
c. Inductor values are in microhenries (uH).
A-Weighted Signal To Noise Ratio
97dB (124dB below rated output)
Input Impedance
10,000 ohms Unbalanced Inputs
20,000 ohms Balanced Inputs
Wide Band Damping Factor
100 (8 ohm wideband)
Power Requirements
100 Volts, 50/60Hz at 8 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 MC501 for the
correct voltage.
Overall Dimensions
17-1/2 inches (44.45cm) W, 9-7/16 inches (23.97cm) H,
14-3/4 inches (37.5cm) D, including clearance for con-
nectors
Weight
91.5 pounds (41.6kg) net, 105.5 pounds (48kg) in
shipping carton
NOTES
4. On PC board drawings, Square pad indicates:
a. Polarized Capacitors - Positive
b. Diodes - Cathode
c. Others - Pin 1
5. WARNING
Parts marked with the symbol
characteristics. Use only replacement parts recom-
mended by the manufacturer.
2
have critical
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