Toa BG-130 - User Manual

MIXER POWER AMPLIFIERS BG-115
BG-130
OPERATING INSTRUCTIONS
Thank you for purchasing TOA's Mixer Power Amplifier.
Please carefully follow the instructions in this manual to ensure long, trouble-free use of your equipment.
TABLE OF CONTENTS
1. IMPORTANT SAFETY INSTRUCTIONS ..... 2
2. SAFETY PRECAUTIONS ............................ 3
3. GENERAL DESCRIPTION .......................... 5
4. FEATURES .................................................. 5
5. NOMENCLATURE AND FUNCTIONS
Front ............................................................. 6
Rear .............................................................. 7
6. INPUT CONNECTIONS ............................... 8
7. OUTPUT CONNECTIONS ........................... 8
8. MUTING FUNCTION .................................... 9
9. MIC/TEL INPUT IMPEDANCE SELECTION ... 9
10. JUMPER WIRE SETTING ........................... 9
11. OPERATION .............................................. 10
12. RACK MOUNTING BRACKET ATTACHMENT ... 10
13. VOLUME SETTING ................................... 11
14. VOLUME CONTROL COVER ................... 11
15. DIMENSIONAL DIAGRAM ........................ 11
16. SPECIFICATIONS ..................................... 12
Optional products ....................................... 12
This figure represents the BG-130.

Summary

Important Safety Instructions

Safety Precautions

Installation Safety Precautions

Safety guidelines specific to the installation phase, such as avoiding water and heat sources.

Operational Safety Precautions

Safety guidelines specific to operating the unit, like handling power cords and preventing damage.

General Description of Amplifiers

Key Amplifier Features

Nomenclature and Functions - Front Panel

Front Panel Components

Detailed description of the power switch, indicators, and volume controls on the front of the unit.

Nomenclature and Functions - Rear Panel

Rear Panel Connectors and Controls

Detailed description of the rear panel connectors, terminals, and controls, including inputs, outputs, and settings.

Input Connection Guide

Connecting Input Signals

Details the connection procedures for MIC/TEL, AUX, and Program inputs, including impedance information.

Output Connection Guide

Connecting Speaker and MOH Outputs

Details the connection procedures for speaker outputs (4Ω, 25V, 70V) and the MOH output.

Muting Function Operation

Mic;Tel Input Impedance Selection

Jumper Wire Settings for Output Routing

Amplifier Operation

Rack Mounting Bracket Attachment

Rack Mounting Bracket Options

Instructions for using the MB-25B-BK (single unit) and MB-25B-J (dual unit) rack mounting brackets.

Volume Setting and Control Cover

Dimensional Diagram and Specifications

Technical Specifications

Optional Accessories

Lists optional products such as rack mounting brackets and volume control covers.

Toa BG-130 Specifications

General

Power Output	30 W
Output Impedance	4 - 16 Ω
Total Harmonic Distortion	Less than 1%
Output	Speaker terminal (4-16Ω)
Tone Control	Bass, Treble
Input Impedance	MIC: 600Ω, LINE: 10kΩ
Power Source	AC 120 V, 60 Hz