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BGW 620 - User Manual

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30 pages
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Summary

Important Safety Precautions

Pre-Operation Safety Check

Read before operating. Ensure proper connections and avoid internal tampering.

Product Description and Features

General Overview

Basic, high-power stereo amplifier for professional use. Simple operation and economy.

Panel Layout

Location of controls, indicators, and connectors on front/rear panels.

Technical Specifications

Output Power and Performance

Details on power output, THD, frequency response, and distortion.

Electrical Characteristics

Specs for signal response, hum, noise, damping factor, and offset voltage.

Setup and Installation Guide

Unpacking and Inspection

Instructions for saving the container and inspecting for transit damage.

Mounting and Ventilation Precautions

Guidelines for proper mounting and airflow to prevent overheating.

Input and Output Connectivity

Input Connection Methods

Details on using 1/4" phone jacks and barrier strip inputs.

Output Connections and Speaker Management

Direct Output Connections

Proper phasing and connection of speakers to amplifier outputs.

Speaker Protection and Wiring

Fuse selection for speaker protection and wire size impact on damping.

Advanced Distribution Systems

25;70 Volt Systems Explained

Introduction to constant voltage distribution systems and their principles.

Transformer Usage in Distribution

How transformers are used to connect speakers in distribution systems.

System Impedance and Power Calculations

Formulas for calculating system impedance and amplifier power requirements.

Power Connection and Wiring

Mains Voltage and Plug Guide

Information on connecting to the correct mains voltage and plug types.

Operation and Safety

General Operating Precautions

Key warnings and advice for safe and correct operation.

Technical Circuitry Overview

Power Supply and Input Stages

Description of the power supply section and input signal path.

Amplifier Circuit Stages

Details on the amplifier's main signal processing and gain stages.

Clipping Indicator and Output Transformers

Explanation of clipping indicators and output transformer functions.

System Schematics

Heat Sink Module Schematic

Detailed circuit diagram for the heat sink module.

Chassis Wiring Schematic

Diagram illustrating the overall chassis wiring.

Parts List

Capacitors and Diodes

List of capacitors and diodes used in the unit.

LEDs, ICs, Jacks, Plugs, and Transistors

List of LEDs, ICs, jacks, plugs, and transistors.

Resistors List

Detailed list of resistors with values and specifications.

Switches, Transformers, and Hardware

List of switches, transformers, barrier strips, and hardware.

Chassis, Mechanical Parts, and Fasteners

List of chassis, mechanical parts, nuts, bolts, and washers.

Maintenance and Service Procedures

Power Mains Voltage Conversion

Instructions for changing the unit's mains voltage configuration.

Service and Support Information

Service Authorization Form

Form for requesting service or reporting unit problems.

Warranty Registration

Product Registration Card

Form to register the unit for warranty purposes.

BGW 620 Specifications

General IconGeneral
BrandBGW
Model620
CategoryAmplifier
LanguageEnglish

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