Page 2 of MA6500 Integrated Amplifier by McIntosh Laboratory, Inc.

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 for the consumer s protection in order to ensure highest customer satisfaction new mcintosh products may only be purchased over the counter at authorized mcintosh dealers and not by mail telephone or via the internet products purchased by mail telephone or via the internet are presumed to be used and are not covered by any mcintosh warranty mcintosh does not warrant in any way products that are purchased from anyone who is not an authorized mcintosh dealer or products that have had their serial number altered or defaced ma6500 integrated amplifier exclusive mcintosh power assurance system a collection of technologies that enhance performance and reliability and protect the amp and the loudspeakers power guard clipping protection a waveform comparison circuit continuously monitors both input and output signals and dynamically adjusts the input level to insure maximum output power while preventing harsh sounding clipping distortion sentry monitor current protection continually senses the voltage and current of the output stage and confines it to a safe limit without limiting power output thermal cutouts protect your amp from overheating if cooling air is blocked and transistors become too hot dc failure protection guards speakers against output circuit failure turn-on delay slows operation for about two seconds after turn-on in order to avoid any pops or thumps generated as other equipment turns on soft start inrush protection eliminates component stress during turn-on thermistors in the power transformer act as a cushion against inrush current soft start is one of many details that contribute to the remarkable longevity of mcintosh equipment 9.02.ma6500.20k.msp 35001900 2 x 120/200 watts 8/4 ohms wide power bandwidth with ultra-low distortion exclusive mcintosh power assurance system illuminated peak-responding meters silent electromagnetic switching precision-trimmed volume control loudness compensation exclusive mcintosh tone controls 6 source selections including phono switching for 2 pairs of speakers accommodate more sources with mcintosh mvs3 a/v selector control data output for source components frequency response 20hz to 20khz +0 -0.5db total harmonic distortion 0.005 max at any level from 250 milliwatts to rated power output per channel from 20hz to 20khz intermodulation distortion smpte 0.005 maximum if instantaneous peak output does not exceed 400w per channel power output 200 120 watts minimum sine wave continuous average power output per channel both channels operating into a load impedance of 4 and 8 ohms respectively a-weighted signal-to-noise ratio power amp 110db below rated output high level 100db below rated output 90db ihf phono 90db below 10 mv input 84db ihf remote power control remote operation of lights screens and drapes with mcintosh hc1 home controller electronically regulated power supply gold-plated input and output jacks fanless convection cooling modular construction with steel chassis glass front panel with illuminated nomenclature infrared remote control headphone jack input impedance high level 22k ohms phono 47k ohms 65pf main in 20k ohms output load impedance 4 or 8 ohms input sensitivity high level 250mv for 2.5v rated output 50mv ihf phono 2.5mv for 2.5v rated output o.5mv ihf main in 2.5v for rated output damping factor 230 8 ohms 120 4 ohms rated power band 20hz to 20khz dynamic headroom 2.4db maximum preamp voltage output 8v from 20hz to 20khz maximum input signal high level 8v phono 90mv voltage gain high level to tape 0db high level to main 20db tone controls bass and treble 12db power guard clipping is prevented and thd does not exceed 2 with up to14db overdrive at 1khz power requirements 120v 50/60hz 4a dimensions h xwxd inch 71/16 x 171/2 x 181/8 cm 17.9 x 44.5 x 46 includes clearance for connectors knob clearance 11/8 2.9 cm weight 41 lbs 18.6kg net 60 lbs 27.3kg shipping

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