McIntosh MA6500 Brochure & Specs

MA6500 Integrated Amplifier
2 x 120/200/250 watts (8/4/2 ohms)
Wide power bandwidth with ultra-low distortion
Exclusive McIntosh Power Assurance System:
Power Guard
®
clipping protection
Sentry Monitor
®
current protection
Thermal Cutout
Turn-On Delay
Soft Start inrush protection
Illuminated peak-responding meters
Silent electromagnetic switching
Precision-trimmed volume control with digital readout
Loudness compensation
Exclusive McIntosh tone controls
6 source selections including phono
Switching for 2 pairs of speakers
Accommodates more sources with McIntosh MVS3 A/V Selector
Control data output for source components
Remote power control
Remote operation of lights, screens, and drapes with McIntosh
HC1 Home Controller
Power and mute indications shown on multizone keypads
and sensors
Electronically regulated power supply with double-shielded transformer
Gold-plated input and output jacks
Fanless convection cooling
Modular construction with steel chassis
Glass front panel with illuminated nomenclature
Infrared remote control
Connector for external IR sensor or keypad controller
Headphone jack
RMS Power Output (8/4/2 ohms)
120/200/250W min. sine wave
continuous average power output
per channel from 20Hz to 20kHz
with both channels operating
Output Load Impedance
2, 4, or 8 ohms
Rated Power Band
20Hz to 20kHz
Total Harmonic Distortion
0.005% max. at any level from
250 milliwatts to rated power per
channel from 20Hz to 20kHz with
all channels operating
Intermodulation Distortion
0.005% max. if instantaneous
peak power output does not
exceed 400W per channel
FEATURES
SPECIFICATIONS
McIntosh Laboratory, Inc., 2 Chambers Street, Binghamton, New York 13903
tel (607) 723–3512
• U.S. toll-free (888) 979–3737 • fax (607) 772–3308 • www.mcintoshlabs.com
S/N Ratio (A-Weighted)
Power amp: 110dB below
rated output
High level: 100dB below
rated output (90dB IHF)
Phono: 90dB below 10mV input
(84dB IHF)
Damping Factor
230 (8 ohms)
120 (4 ohms)
60 (2 ohms)
Input Impedance
High level: 22k ohms
Phono: 47k ohms, 65pf
Main in: 20k ohms
Voltage Gain
High level to tape: 0dB
High level to main: 20dB
Dynamic Headroom
2.4dB
Frequency Response
20Hz to 20kHz, +0 / -0.5dB
Maximum Voltage Output
8V from 20Hz to 20kHz
Input Sensitivity
High level: 250mV for 2.5V rated
output (50mV IHF)
Phono: 2.5mV for 2.5V rated
output (0.5mV IHF)
Main in: 2.5V for rated output
Maximum Input Signal
High level: 10V
Phono: 90mV
Power Guard®
Clipping is prevented and THD
does not exceed 2% with up to
14dB overdrive at 1kHz
Tone Controls
Bass and treble: ±12dB
Power Requirements
120V 50/60Hz, 4A
Dimensions (h x w x d)
inch: 5.375 x 17.5 x 18.125
cm: 13.7 x 44.5 x 46
includes clearance for connectors
knob clearance: 1.125" (2.9 cm)
Weight
41 lbs. (18.6kg) net
60 lbs. (27.3kg) shipping
0999.MA6500.15k.essecomm

McIntosh MA6500 Specifications

Power Output

RMS Power Output at 8 ohms	120 W
RMS Power Output at 4 ohms	200 W
RMS Power Output at 2 ohms	250 W

Distortion and Noise

Total Harmonic Distortion	0.005%
Intermodulation Distortion	0.005%
S/N Ratio (A-Weighted) Power amp	110 dB below rated output

Input and Output

Maximum Voltage Output	8 V from 20Hz to 20kHz
Input Sensitivity High level	250 mV for 2.5 V rated output
Maximum Input Signal High level	10 V

Impedance and Gain

Output Load Impedance	2, 4, or 8 ohms
Input Impedance High level	22k ohms
Voltage Gain High level to tape	0 dB

Weight and Dimensions

Dimensions (h x w x d)	13.7 x 44.5 x 46 cm
Weight net	18.6 kg
Weight shipping	27.3 kg