McIntosh MC 2120 User Manual

THE MCINTOSH MC 2120 SOLID STATE STEREO POWER AMPLIFIER
Reading Time: 29 Minutes
Price $1.25
www.freeservicemanuals.info
5/10/2017
Digitized in Heiloo Netherland

McIntosh MC 2120 Specifications

General

Brand	McIntosh
Model	MC 2120
Category	Amplifier
Language	English

Summary

How to Connect: Inputs and Outputs

Speaker Output and Wiring

Stereo/Twin Amplifier Output

Front Panel Controls Overview

Gain Controls (Left/Right/Mono)

Front Panel Features

Headphone Jack Usage

Power Switch Functionality

Rear Panel Features

Speaker Output Terminals

Power Guard Protection

Explanation of the Power Guard circuit for speaker safety.

Mode and Input Level Settings

Performance Limits and Ratings

Performance Guarantee and Specs

Details on the McIntosh performance guarantee and core specifications.

Power Output and Impedance

Maximum power output ratings and available load impedance options.

Distortion, Noise, and Frequency

Specifications for harmonic distortion, IM distortion, noise, and frequency response.

Damping Factor, Input Sensitivity, Size

Performance Charts

Harmonic Distortion vs. Frequency Chart

Graph showing harmonic distortion levels across the frequency spectrum.

Frequency Response and Power Bandwidth Charts

Graphs illustrating frequency response and power bandwidth performance.

Distortion and Waveform Analysis

Power Guard Waveform Illustration

Distortion vs. Power Output Charts

Technical Description of MC 2120

Input and Power Amplifier Stages

Detailed explanation of the amplifier's internal circuitry stages.

Output Stage and Protection

Description of the output stage, autotransformer, and Sentry Monitoring.

Limit Indicator and Power Guard

Functionality of the limit indicators and Power Guard protection system.

Block Diagram of MC 2120

Input, Preamp, and Power Amplifier Flow

Output, Protection, and Power Supply