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For the Consumers Protection: In order to ensure the highest level of customer satisfaction, newMcIntosh
products may only be purchased over-the-counter or delivered and installed by an Authorized McIntosh Dealer.
McIntosh products that are purchased over the Internet, by phone or mail order are presumed to be usedand
do not qualify for any McIntosh Warranty. McIntosh does not warrant, in any way, products that are purchased
from anyone who is not an Authorized Dealer or products that have had their serial number altered or defaced.
MA6300.3000.7.06.JCP 35008700
McIntosh Laboratory, Inc. 2 Chambers Street, Binghamton, New York 13903-2699
Tel (607) 723-3512 - US Toll-Free (800) 538-6576 - Fax: (607) 724-0549 - www.mcintoshlabs.com
MA6300
Integrated
Amplifier
ELECTRONIC INPUT SWITCHING
Digital Logic integrated circuits
drive electromagnetic switches on
all seven inputs and operating
functions for reliable noiseless
distortion free switching.
BALANCED INPUT
Allows the connection of a source
component using long cable lengths
without a loss in sound quality.
R-CORE POWER TRANSFORMER
A regulated Power Supply and
special R-Core Power Transformer
ensures stable noise free operation
even when the AC power line varies.
EXCLUSIVE McINTOSH POWER
ASSURANCE SYSTEM
A collection of technologies that
enhance performance and relia-
bility and protect the integrated
amplifier and loudspeakers.
COMPANION PRODUCTS
The MCD201 SACD/CD Player
and the XLS320 Loudspeakers
are logical companions for
the MA6300. Your Authorized
Dealer can provide additional
information on other McIntosh
product combinations.
POWER OUTPUT100 watts into an 8 ohm load is the minimum sine
wave continuous average power output. The output
RMS voltage is 28.3V across 8 ohms.
160 watts into a 4 ohm load is the minimum sine
wave continuous average power output. The output
RMS voltage is 25.3V across 4 ohms.
OUTPUT LOAD IMPEDANCE 8 and 4 ohms
RATED POWER BAND20Hz to 20kHz
TOTAL HARMONIC DISTORTION0.005% max harmonic distortion at any power level
from 250 milliwatts to rated power, 20Hz to 20kHz
DYNAMIC HEADROOM1.4dB
FREQUENCY RESPONSE+0, -0.5dB from 20Hz to 20kHz
+0, -3dB from 10Hz to 100kHz
PREAMPLIFIER MAIN OUTPUT1V for rated input (8V maximum)
SENSITIVITY (FOR RATED OUTPUT)High level: 250mV unbalanced,
500mV Balanced;
Phono: 2.5mV; Power Amp In, 1V
SIGNAL-TO-NOISE RATIO (A-Weighted)High Level: 97dB below rated output
Phono: 90dB below 10mV input
Power Amplifier: 110 below rated output
INTERMODULATION DISTORTION0.005% max, if the instantaneous peak power
output is rated power or less per channel with both
channels operating for any combination of
frequencies from 20Hz to 20kHz
WIDE BAND DAMPING FACTOR200 at 8 ohms; 100 at 4 ohms
INPUT IMPEDANCEHigh Level: 20K ohms; Phono: 47K ohms: 65pF;
Power Amp In: 10K ohms
MAXIMUM INPUT SIGNALHigh Level: 8V; Phono: 90mV;
Power Amplifier In: 8V
MAIN OUTPUT IMPEDANCE50 ohms
POWER GUARDLess than 2% THD with up to
16dB overdrive at 1000Hz
VOLTAGE GAINHigh Level to Tape Output: 0dB
High Level to Main Output: 12dB
Phono to Main Output: 52dB
POWER REQUIREMENTS100/110 Volts, 50/60Hz at 3.6 amps
120 Volts, 50/60Hz at 3.2 amps
220/230/240 Volts, 50/60Hz at 1.8 amps
OVERALL DIMENSIONS (HxWxD)7-5/8" (19.4cm) x 17-1/2" (44.5cm) x 22" (55.9cm)
including front panel and knobs.
WEIGHT37 lbs. (16.8kg) net, 55 lbs. (24.9kg) boxed
