Mc Intosh MA 7000

MA7000 Integrated Amplifier Specifications

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
POWER REQUIREMENTS
100 Volts, 50/60Hz at 8.0 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
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