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dbx 1215 User Manual

dbx 1215
44 pages
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OperatiOn Manual
MOde deMplOi
Bedienungsanleitung
MOdO de eMpleO
12 SERIES
EQUALIZER

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dbx 1215 Specifications

General IconGeneral
TypeStereo Equalizer
Frequency Bands15
Input ConnectorsXLR, 1/4" TRS
Input TypeBalanced/Unbalanced
Output ConnectorsXLR, 1/4" TRS
Output TypeBalanced/Unbalanced
Frequency Range20Hz - 20kHz
Signal to Noise Ratio>90dB
Boost/Cut Range±12dB
Range±12dB
Input Impedance>40kΩ balanced
Maximum Output Level+21dBu
Power Requirements100-240 VAC, 50/60 Hz
Noise< -90 dBu

Summary

Important Safety Information

General Safety Precautions

Covers essential warnings for safe operation, including protection from liquids, ventilation, and power handling.

Power Cord and Grounding Guidelines

Details on power cord connection, wire coloring, grounding importance, and potential hazards.

Additional Safety and Compliance

UK Plug, EMC, and Battery Safety

Specific warnings for UK plugs, EMC, and lithium battery handling and disposal.

Warranty and Conformity Declarations

Information on product warranty terms and official declarations of compliance with standards.

Introduction and Inspection

Introduction to 12 Series Equalizers

Overview of dbx graphic equalizers and their high-performance features.

Package Inspection Checklist

List of items to verify upon receiving the equalizer unit.

Operating Controls Overview

Input Gain, Bypass, and Range Controls

Details on input gain, EQ bypass functions, and boost/cut range selection.

Level Indicators and Filters

Explanation of output level bar graph, clip LED, and low-cut filter switch.

Frequency Band Sliders

Description of the slider potentiometers for frequency adjustment.

Rear Panel Descriptions

Power, Connectors, and Wiring

Details on power switch, power cord receptacle, input/output connectors, and wiring.

Chassis Ground Lift Strap Function

Explanation of the chassis ground lift strap and its role in preventing ground loops.

Installation and Application Notes

Hookups, Cabling, and Configurations

Guidance on balanced/unbalanced connections, input/output impedance, and cable types.

System Setup and Gain Structure

Notes on using EQs for frequency control, system tuning, and optimal gain structure.

Technical Support and Factory Service

Specifications and Technical Data

Input/Output Specifications

Detailed technical specifications for inputs and outputs, including connectors, impedance, and levels.

System Performance Characteristics

Data on bandwidth, frequency response, dynamic range, signal-to-noise, THD, and crosstalk.

Function Switches and Indicators

Explanation of EQ bypass, low cut, range switches, and output level/status indicators.

Power Supply and Physical Dimensions

Power Supply and Connection Details

Specifications for operating voltage, power consumption, and mains connection type.

Physical Dimensions and Weight

Provides dimensions and weight for both 1215 and 1231 models.

Block Diagram

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