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dbx 160A User Manual

dbx 160A
20 pages
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®
A Harman International Company
MODEL 160A
COMPRESSOR
LIMITER

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dbx 160A Specifications

General IconGeneral
TypeCompressor/Limiter
Maximum Input Level+24 dBu
Maximum Output Level+24 dBu
Frequency Response20Hz-20kHz, +0/-0.5dB
THD+N<0.1%
Compression Ratio1:1 to ∞:1
InputsXLR and 1/4" Balanced/Unbalanced
OutputsXLR and 1/4" Balanced/Unbalanced
Signal to Noise RatioGreater than 90 dB
Power Supply100-240V, 50/60Hz

Summary

Safety and Compliance

General Safety Warnings

Essential safety precautions regarding electrical shock, fire hazards, and proper usage.

Electromagnetic Compatibility

Statement regarding the unit's compliance with electromagnetic interference standards.

Declaration of Conformity

Formal declaration of the product's adherence to safety and EMC directives.

Getting Started

Quick Setup Guide

Concise steps to get the dbx 160A unit operational quickly.

Introduction and Features

Overview of the dbx 160A compressor/limiter and its key features.

Applications

Operating Controls

Bypass and Slave Controls

Explanation of the Bypass and Stereo Slave buttons and their LEDs.

Threshold and Ratio Adjustments

How to set the compression threshold and ratio using front panel controls.

Compression Metering Displays

Understanding the LED displays for input/output levels and gain reduction.

Control Panel Details

Output Gain and Display Selection

Adjusting output gain and selecting input/output metering on the LED display.

Rear Panel Connectivity Overview

An introduction to the various input, output, and control jacks on the rear panel.

Rear Panel Connections and Features

Input and Output Jacks

Details on balanced/unbalanced input and output connections using XLR and 1/4" jacks.

Detector Input and Meter Calibration

Information on the detector input for sidechaining and calibrating the meter display.

Stereo Linking and Power Connection

How to link units for stereo operation and connect AC power.

Operating Notes

Basic Operation and Threshold Use

Guidance on basic operation, including how the Threshold control functions.

Compression Ratio and Gain Control

Understanding the Compression Ratio control and its effect on signal dynamics.

Specific Applications

Vocal and Instrument Processing

Techniques for smoothing vocals and enhancing musical instruments.

Recording and Signal Management

Using compression to prevent tape saturation and digital overload.

Advanced Applications

System Protection and PA Enhancement

Protecting loudspeakers and enhancing live PA sound levels.

Feedback Control and Line Amplification

Using the unit to reduce feedback and as a line amplifier.

Frequency-Weighted Compression

Applying frequency-weighted compression via a sidechain insert.

Specialized Applications

De-Essing and Sustain Enhancement

Techniques for reducing sibilance (de-essing) and increasing instrument sustain.

System Integration and Broadcast

Integrating with multi-way speaker systems and broadcast pre-emphasis.

Anticipated Compression

Using a delay line for sidechaining to anticipate signal changes.

Connecting the 160A to Your System

Basic System Connection

Step-by-step guide for making basic audio connections to the unit.

Stereo and Multi-Channel Setup

Instructions for linking multiple 160A units for stereo or multi-channel operation.

System Connection Examples

External Detector Input Usage

Connecting external devices to the detector input for advanced sidechaining.

Mixer and Musical Instrument Connections

Examples of connecting to mixing boards and various musical instruments.

Installation Considerations

Hookups and Cabling Guidelines

General advice on hookups and cabling for the 160A.

Input/Output Cable Configurations

Details on balanced and unbalanced cable configurations for inputs and outputs.

Support and Warranty Information

Grounding and Troubleshooting

Techniques for resolving hum issues using the ground lift switch.

Technical Support and Factory Service

Information on obtaining technical assistance and factory service.

Registration and Warranty Terms

Instructions for product registration and overview of the limited warranty.

Specifications

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