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PERFORMANCE SPECIFICATIONS
Specifications:
Power Output
Minimum sine wave continuous average power output per chan-
nel, with both channels operating is:
300 watts into 2 ohm load
300 watts into 4 ohm load
300 watts into 8 ohm load
Output Load Impedance
2, 4 or 8 ohms
Rated Power Band
20Hz to 20,000Hz
Total Harmonic Distortion
0.005% maximum harmonic distortion at any power level from
250 milliwatts to rated power, 20Hz to 20,000Hz
Dynamic Headroom
1.8dB
Frequency Response
+0, -0.25dB from 20Hz to 20,000Hz
+0, -3.0dB from 10Hz to 100,000Hz
Input Sensitivity (for rated output)
3.4 Volts Balanced
1.7 Volts Unbalanced
Signal To Noise Ratio (A-Weighted)
95dB Balanced (120dB below rated output)
93dB Unbalanced (118dB below rated output)
Intermodulation Distortion
0.005% maximum, if the instantaneous peak power output does
not exceed twice the rated power output for any combination of
frequencies from 20Hz to 20,000Hz.
Wide Band Damping Factor
Greater than 40
Input Impedance
22,000 ohms Balanced
22,000 ohms Unbalanced
1. Unless otherwise noted, all voltages indicated on the
schematics are measured under the following conditions:
a. AC input at rated voltage marked on rear panel.
b. All voltages are +/-10% with respect to ground. A
high impedance (10 megaohm) voltmeter must be used.
2. Unless otherwise specified:
a. Resistor values are in ohms.
b. Capacitor values are microfarads (uF).
c. Inductor values are in microhenries (uH)
Voltage Gain
29dB, 8 Ohms
26dB, 4 Ohms
23dB, 2 Ohms
Power Guard
Less than 2% Total Harmonic Distortion with up to a 14dB overdrive
signal
Power Control Input
5-15VDC, less than 1mA
Power Control Output 1 and 2
12VDC, 50mA maximum total
Output is delayed 0.2 seconds from turn On
Power Requirements
Field AC Voltage conversion of the MC302 is not possible. The
MC302 is factory configured for one of the following AC Voltages:
100V ~ 50/60Hz at 8 Amps
110V ~ 50/60Hz at 6.6 Amps
120V ~ 50/60Hz at 6.6 Amps
220V ~ 50/60Hz at 3.6 Amps
230V ~ 50/60Hz at 3.3 Amps
240V ~ 50/60Hz at 3.3 Amps
Standby: less than 0.5 watt
Note: Refer to the rear panel of the MC302 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 22 inches (55.88cm) including the Front Panel, Knobs and
Cables
Weight
98 pounds (44.45 kg) net, 131 pounds (59.42 kg) in shipping carton
Shipping Carton Dimensions
Width is 29-1/2 inches (74.93cm)
Depth is 29 inches (73.66cm)
Height is 17 inches (43.18cm)
NOTES
3. On PC board drawings, Square pad indicates:
a. Polarized Capacitors - Positive
b. Diodes - Cathode
c. Others - Pin 1
4. WARNING
Parts marked with the symbol
characteristics. Use only replacement parts recom-
mended by the manufacturer.
2
have critical
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