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McIntosh MC611 User Manual

McIntosh MC611
20 pages
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McIntosh Laboratory, Inc. 2 Chambers Street Binghamton, New York 13903-2699 Phone: 607-723-3512 www.mcintoshlabs.com
MC611
Quad Balanced
Power Amplier
Owner’s Manual
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McIntosh MC611 Specifications

General IconGeneral
Number of Channels1
Total Harmonic Distortion0.005%
Rated Power Band20Hz to 20kHz
Frequency Response +0,-0.25dB20Hz to 20kHz
Remote Power ControlYes
Multi-Channel DB25 CableNo
S/N below rated output120dB
Damping Factor>40
Frequency Response +0,-3dB10Hz to 100kHz
Power Output per Channel600 Watts @ 2, 4 or 8 Ohms

Summary

Connectivity and Performance Features

Key Performance Features

Highlights features like Power Output, Quad Balanced Circuitry, Autoformer, Power Guard, and protection circuits.

Installation and Placement

Installation Guidelines

Covers unit placement, ventilation requirements, and minimum spacing for optimal operation.

Rear Panel Overview

Connecting Loudspeakers

Output Terminal Connection Steps

Detailed instructions on connecting speaker cables to the output terminals, including securing the connection.

Speaker Connection Details

Banana Plug Speaker Connection

Step-by-step guide for connecting speaker cables using banana plugs to the output terminals.

Spade Lug/Wire Speaker Connection

Instructions for connecting speaker cables using spade lugs or bare wire to the output terminals.

Polarity and Impedance Considerations

Crucial advice on observing correct polarity and matching impedance for speaker connections.

Advanced Speaker Connections

Loudspeaker Impedance Matching

Guidance on selecting the correct terminal for impedance matching, especially for intermediate impedances.

Bi-Amplification Setup

Front Panel Controls and Indicators

Operating the MC611 Amplifier

Power On and Remote Control

Guides on powering the unit on manually or automatically through system control.

Technical Description and Design

Advanced Performance Features

Explains key technologies like ThermalTrak™ transistors, Quad Balanced circuitry, and output Autoformers.

Power Amplifier Technology

Amplifier Protection and Monitoring

Sentry Monitor and Power Guard Circuits

Details the protection circuits that ensure amplifier safety and prevent speaker damage from clipping.

Power Supply and Control Systems

MC611 Technical Specifications

Performance Metrics

Provides detailed specifications for power output, distortion, dynamic headroom, and frequency response.

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