Specifications And Equalizer Controls; Amplifier Specifications; General Specifications - McIntosh MA352 Owner's Manual

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
26
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 Control
s
+15
+10
A
M
P
L
I
+ 5
T
U
D
E
I
0
N
D
E
C - 5
I
B
E
L
S
-10
-15
20 50 100 200 500
FREQUENCY IN HERTZ

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-
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
2k 5k 10k 20k
1k
Specifications
rect voltage.
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