Designed to deliver a continuous 250 watts per channel, the MA7000 Integrated Amplifier is the most powerful integrated amplifier McIntosh has ever offered. The MA7000 leads an already impressive array of McIntosh integrated amplifiers delivering uncompromised performance in a convenient, single-box solution. The MA7000 employs the famous McIntosh Autoformer. Designed and manufactured exclusively by McIntosh, the Autoformer helps the MA7000 deliver optimum performance with any loudspeaker. Whether your speakers are 2, 4, or 8 ohms the McIntosh Autoformer ensures that you will always get all of the power that you have paid for.

POWER OUTPUT
250 watts is the minimum sine wave continuous
average power output per channel, both channels
operating

OUTPUT LOAD IMPEDANCE
2, 4 or 8 ohms

RATED POWER BAND
20Hz to 20,000Hz

TOTAL HARMONIC DISTORTION
0.005% maximum with both channels operating
from 250 milliwatts to rated power, 20Hz to
20,000Hz

DYNAMIC HEADROOM
2.0dB

FREQUENCY RESPONSE
+0, -0.5dB from 20Hz to 20,000Hz
+0, -3dB from 10Hz to 100,000Hz

PREAMPLIFIER MAIN OUTPUT
(FOR RATED INPUT)
2.5V unbalanced (8V Maximun)
5.0V balanced (16V Maximun)

SENSITIVITY (FOR RATED OUTPUT)
High Level, 250mV unbalanced, 500mV balanced
Phono, 1.2 mV Power Amp In, 2.5V

SIGNAL TO NOISE RATIO (A-WEIGHTED)
High Level, 100dB below rated output
Phono, 84dB below 5mV input
Power Amplifier, 115 below rated output

INTERMODULATION DISTORTION
0.005% maximum, if the instantaneous peak power
is 500 watts or less per channel with both channels
operating for any combination of frequencies from
20Hz to 20,000Hz

WIDE BAND DAMPING FACTOR
Greater than 40

MAIN OUTPUT IMPEDANCE
50 ohms

INPUT IMPEDANCE
High Level, 20K ohms Phono, 47K ohms; 65pF
Power Amp In, 10K ohms

MAXIMUM INPUT SIGNAL
High Level, 8V unbalanced, 16V balanced
Phono, 45mV Power Amplifier In, 16V

POWER GUARD
Less than 2% THD with up to 16dB overdrive
at 1,000Hz

VOLTAGE GAIN
High Level to Rec Output: 0dB
High Level to Main Output: 20dB
Phono to Rec Output: 46dB
Phono to Main Output: 66dB
Power Amplifier: 25dB

EQUALIZER CONTROLS
Variable 12dB boost to 12dB cut at 30Hz, 150Hz,
500Hz, 1500Hz and 10,000Hz

Standby: Less than 1 watt
Note: Refer to the rear panel of the
MA7000 for the correct voltage.

OVERALL DIMENSIONS (H X W X D)
INCLUDING THE FEET AND FRONT PANEL
KNOBS AND CABLES
Width is 17-1/2 inches (44.45cm) 9-7/16 inches
(23.97cm), 17-1/2 inches (44.45cm) x 22 inches
(55.88cm)

WEIGHT
97.5 pounds (44.3 kg) net
130.5 pounds (59.2 kg) in shipping carton