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McIntosh MC402 User Manual

McIntosh MC402
20 pages
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McIntosh Laboratory, Inc. 2 Chambers Street Binghamton, New York 13903-2699 Phone: 607-723-3512 FAX: 607-724-0549
Owner’s Manual
MC402
MC402 Power Amplifier

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McIntosh MC402 Specifications

General IconGeneral
Power Output400 watts per channel
Number of Channels2
Total Harmonic Distortion0.005%
Damping Factor>40
Dynamic Headroom1.8dB
Output Voltage2.8V RMS Unbalanced, 5.6V RMS Balanced
Frequency Response20Hz - 20kHz
Power Requirement120V 50/60Hz
Dimensions17.5 inches
Frequency Response Extended10Hz to 100kHz +0, -3dB

Summary

Important Safety Instructions

General Safety Practices

Essential safety points for operating and handling the equipment.

Installation and Connection Safety

Guidelines for safe installation and connection procedures.

Electrical Hazard Precautions

Warnings regarding electrical shock and exposure to elements.

Connector Information

XLR and Power Control Connectors

Details pin configuration and connections for XLR inputs and power control signals.

Introduction and Performance Features

Product Overview

Introduction to the MC402 amplifier and its sonic capabilities.

Key Performance Features

Details on power output, unique circuitry, autoformers, and protection.

Dimensions

Physical Dimensions

Diagrams showing front, rear, and side views with measurements.

Installation Guide

Cabinet Mounting and Ventilation

Guidelines and spacing for custom cabinet installation and airflow.

Top View Overview

Component Identification

Visual guide to major components visible from the top of the unit.

Rear Panel Layout

Connections and Controls

Explanation of rear panel inputs, outputs, switches, and fuse holder.

Stereo Connection Guide

Speaker and Signal Wiring

Instructions for connecting speakers and audio sources for stereo operation.

Mono Parallel Connection Guide

Mono Parallel Wiring

Instructions for connecting speakers in mono parallel mode using jumper cables.

Front Panel Functions

Controls and Displays

Description of front panel meters, switches, and indicators.

Operating the MC402

Powering On and Meter Modes

Procedures for powering the unit and selecting meter display modes.

Mode Switch Settings

Explanation of stereo/mono and input mode switch functions.

Technical Description and Features

Design Philosophy and Circuitry

Core design principles, double balanced circuitry, and autoformers.

Protection and Power Systems

Details on protection circuits, power supply, and thermal management.

Specifications

Performance Specifications

Detailed technical specs including power output, distortion, and frequency response.

Physical and Electrical Data

Dimensions, weight, power requirements, and input impedance.

Packing and Shipping

Repacking Procedures

Instructions and parts list for secure repacking of the amplifier.

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