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Crown Micro-Tech 2401 User Manual

Crown Micro-Tech 2401
39 pages
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ODEP
CH1 CH2
POWER
OFF
ODEP
CH1 CH2
POWER
OFF
Models:
Micro-Tech 600, 1200 & 2400
Micro-Tech 601, 1201 & 2401
Some models may be exported under the name
Amcron
.
®
102990-1
7/97
© 1997 by Crown International, Inc., P.O. Box 1000, Elkhart, IN 46515-1000 U.S.A. Telephone: 219-294-8000.
Fax: 219-294-8329. Micro-Tech amplifiers are produced by the Professional Audio Division of Crown
International, Inc. Trademark Notice:
Grounded bridge
is a trademark and
Amcron
,
®
Crown
,
®
Techron
,
®
Micro-Tech
,
®
ODEP
®
and
TEF
®
are registered trademarks of Crown International, Inc. Other trademarks are
the property of their respective owners.
®
®
Commercial
Audio
LL 32521C
(MT-600 & 1200)
120 VAC North
American
Units Only:
Commercial
Audio
E106377
(MT-600 & 1200)
Approved for
THX Theatre
Systems
(MT-600 & 1200)
®
For
Canada
(MT-2400)

Table of Contents

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Do you have a question about the Crown Micro-Tech 2401 and is the answer not in the manual?

Crown Micro-Tech 2401 Specifications

General IconGeneral
Channels2
Input Impedance20 kOhms balanced, 10 kOhms unbalanced
Frequency Response20Hz - 20kHz
Total Harmonic Distortion<0.05%
Input Sensitivity1.4V
Signal-to-Noise Ratio> 100 dB
CoolingForced Air
Dimensions19" x 3.5" x 16.25"

Summary

Warranty Information

Worldwide Warranty Summary

Describes Crown's warranty terms and conditions applicable globally.

North America Warranty Summary

Details Crown's warranty terms and conditions specific to North America.

Safety and Operational Notices

Important Wiring and Safety Warnings

Crucial guidelines on output wiring, electric shock prevention, and operational safety.

Welcome and Product Overview

Unpacking Your Amplifier

Instructions for unpacking and checking the amplifier for transit damage.

Key Amplifier Features

Highlights technological advancements, benefits, and proprietary features.

Amplifier Facilities and Controls

Front Panel Features

Details on filter grille, indicators, power switch, and stereo/mono selection.

Rear Panel Connections and Adjustments

Describes level controls, input/output jacks, ground lift, and cover plate access.

Installation and Wiring Procedures

Mounting and Cooling Guidelines

Proper installation methods and air flow requirements for optimal performance.

Stereo Operation Wiring

How to wire the amplifier for standard two-channel stereo operation.

Bridge-Mono Operation Wiring

Connects the load for bridge-mono mode, requiring specific wiring configurations.

Parallel-Mono Operation Wiring

Details wiring procedures for parallel-mono mode, emphasizing jumper use.

Input Connection Techniques

Recommended wiring for various input signal sources and connector types.

Signal Troubleshooting and Solutions

Input Signal Problems and Filters

Addressing subsonic, RF, and ground loop issues with appropriate filtering.

Output Connection and Wire Gauge

Proper loudspeaker connection and selecting the correct wire gauge for cables.

Output Troubleshooting and Protection

Preventing oscillations and protecting inductive loads with specific circuits.

Load Protection and Power Requirements

Loudspeaker Fuse Protection

Using fuses to protect loudspeakers from thermal damage and transient voltages.

AC Mains Power Requirements

Details on power cords, voltage, and frequency requirements by region.

Amplifier Operation and Protection

General Operation and Precautions

Safe operating practices, indicator functions, and essential precautions.

Amplifier Protection Systems Explained

Details on ODEP, thermal, drive, and fuse/breaker protection mechanisms.

Controls and Maintenance

Control and Sensitivity Adjustments

Overview of sensitivity, ground lift, and stereo/mono mode switches.

Dust Filter Maintenance

Cleaning instructions for the air intake dust filter to ensure proper cooling.

Technical and Circuit Theory

Amplifier Technology Overview

High-level description of design, heat sink technology, and thermal management.

Circuit Operation Details

Explanation of signal path, protection mechanisms, and operation in various modes.

Performance Specifications

General Performance Metrics

Frequency response, distortion, signal-to-noise ratio, damping factor, and crosstalk.

Micro-Tech 600 Minimum Power Matrix

Guaranteed minimum power output levels for MT-600 in various modes and loads.

Micro-Tech 1200/2400 Minimum Power Matrices

Guaranteed minimum power output levels for MT-1200 and MT-2400.

Maximum Power Ratings

Understanding Maximum Power Specs

Explanation of burst and single-cycle power measurements and their implications.

Micro-Tech 600 Maximum Power Matrix

Power levels for MT-600 under burst and single-cycle test conditions.

Micro-Tech 1200/2400 Maximum Power Matrices

Power levels for MT-1200 and MT-2400 under burst and single-cycle test conditions.

Power Consumption and Heat

Power Draw and Dissipation Calculations

Equations and assumptions used for calculating power draw and thermal dissipation.

Micro-Tech 600 Power Data

Detailed tables for MT-600 power consumption and heat output at various duty cycles.

Micro-Tech 1200/2400 Power Data

Detailed tables for MT-1200 and MT-2400 power consumption and heat output.

Amplifier Accessories

Optional Cooling Fan Blades

Details on alternative fan blades for specific cooling requirements.

Input Connector Options

Description of MT-XLR and MT-BB accessory panels for input connectivity.

Service and Support

Obtaining Service Worldwide

Procedures for global warranty claims and repair service.

North American Service Procedures

Guidelines for using authorized service centers or factory repair in North America.