Specifications - McIntosh MA6500 Owner's Manual

S p e cific atio n s
Power O utput
Minimum sine wave continuous average power output per
channel, all channels operating is:
200 watts into 4 ohm load
120 watts into 8 ohm load
Rated Power Band
20Hz to 20,000Hz
Total H armonic Distortion
Maximum Total Harmonic Distortion at any power
level from 250 milliwatts to rated power output is:
0.005% for 4 or 8 ohm loads
Dynamic Headroom
2.4dB
F requency Response
+0, -0.5dB from 20Hz to 20,000Hz
+0, -3dB from 10Hz to 100,000Hz
Sensitivity
Phono, 2.5mV for 2.5V rated output (0.5mV IH F)
High Level, 250mV for 2.5V rated output (50mV IH F)
Power Amplifier Input, 2.5V for rated output
Signal To Noise Ratio (A Weighted)
90dB (84dB IH F) below 10mV input, Phono Input
100dB (90dB IH F) below rated output, High Level
110dB below rated output, Power Amplifier
Intermodulation Distortion
Maximum Intermodulation Distortion if instanta-
neous peak output per channel does not exceed
twice the rated output, for any combination of fre-
quencies from 20Hz to 20,000Hz, with all channels
operating is:
0.005% for 4 or 8 ohm loads
Input Impedance
Phono, 47K ohms, 65pF
High Level, 22K ohms
M aximum Input Signal
Phono, 90mV
High Level, 8V
18
Preamplifier M aximum Voltage O utput
Phono, 8V at tape output
High Level, 8V at tape output
Main Out, 8V at preamp output
Voltage G ain
High Level to Tape: 0dB
High Level to Main: 20dB
Damping F actor
120 at 4 ohms
230 at 8 ohms
Power Requirements
100 Volts, 50/60Hz at 7.4 amps
110 Volts, 50/60Hz at 6.2 amps
120 Volts, 50/60Hz at 6.2 amps
220 Volts, 50/60Hz at 3.1 amps
230 Volts, 50/60Hz at 3.1 amps
240 Volts, 50/60Hz at 3.1 amps
Note: Refer to the rear panel of the MA6500 for the correct
voltage.
O verall Dimensions
Front Panel: 17-1/2 inches (44.45cm) wide, 7-1/8 inches
(18.10cm) high. Depth behind front mounting panel is 16-
1/2 inches (41.91cm). Clearance required in front of the
Front Panel is 1 inch (2.54cm) for knobs.
Weight
74.5 pounds (33.8 Kg) net, 92.5 pounds (41.7 Kg) in ship-
ping carton
S p e cific atio n s