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Input Impedance
High Level - 20K ohms
Phono - 47K ohms; 50pF-800pF
Preamplifier Output 2 (for rated input)
1.4V unbalanced (8V Maximun)
Maximum Input Signal
High Level - 8V unbalanced, 16V balanced
Phono - 80mV
Voltage Gain
High Level to Output 1: 44dB
High Level to Output 2: 15dB
Phono to Output 1: 84dB
Phono to Output 2: 55dB
Headphone Impedance
100 to 600 ohms
Trigger Output
12VDC, 25mA
Equalizer Controls
Amplifier Specifications
Power Output Stereo
Minimum sine wave continuous average power output per
channel, with both channels operating is:
200 watts into 8 ohm load
320 watts into 4 ohm load
Output Load Impedance
8 or 4 ohms
Rated Power Band
20Hz to 20,000Hz
Total Harmonic Distortion
0.03% maximum with both channels operating from 250
milliwatts to rated power, 20Hz to 20,000Hz
Intermodulation Distortion
0.03% maximum, if the instantaneous peak power output
does not exceed twice the rated power output for any com-
bination of frequencies from 20Hz to 20,000Hz
Dynamic Headroom
1.5dB
Wide Band Damping Factor
Greater than 200 - 8 ohm, Greater than 100 - 4 ohm
Power Guard
Less than 2% THD with up to 16dB overdrive at 1,000Hz
Frequency Response
+0, -0.5dB from 20Hz to 20,000Hz
+0, -3dB from 10Hz to 100,000Hz
Preamplifier Output Impedance
500 ohms
Sensitivity (for rated output)
High Level - 250mV unbalanced, 500mV balanced
Phono - 2.5mV
Signal To Noise Ratio (A-Weighted)
High Level - 93dB below rated output
Phono - 82dB below 5mV input
Specifications
General Specifications
Power Requirements
Field AC Voltage conversion of the MA352 is not pos-
sible. The MA352 is factory configured for one of the
following AC Voltages:
100 Volts, 50/60Hz at 7.2 amps
110 Volts, 50/60Hz at 6.0 amps
120 Volts, 50/60Hz at 6.0 amps
127 Volts, 50/60Hz at 6.0 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
Standby: Less than 0.5 watt
Note: Refer to the rear panel of the MA352 for the cor-
rect voltage.
Overall Dimensions
Width is 17-1/2 inches (44.5cm)
Height is 9-7/8 inches (25.1cm) including feet
Depth is 20-1/2 inches (52.1cm) including the Cables
Weight
66 pounds (29.9 kg) net, 75 pounds (34.0 kg) in shipping
carton
Shipping Carton Dimensions
Width is 22-5/8 inches (57.5cm)
Depth is 21-7/8 inches (55.6cm)
Height is 12-7/8 inches (32.7cm)
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20 50 100 200 500 1k
2k 5k 10k 20k
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