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Bosch Plena LBB1930/20 User Manual

Bosch Plena LBB1930/20
26 pages
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Plena Power Amplifiers
LBB1930/20, LBB1935/20, LBB1938/20, LBB1938/70
en Installation and Operation manual
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Bosch Plena LBB1930/20 Specifications

General IconGeneral
Number of Channels1
Input Impedance10 kΩ
Operating Voltage24 VDC
Input Sensitivity1000 mV
Frequency Response50Hz - 20 kHz
Power Supply100-240V AC
Mains Voltage100-240 V AC
Battery Voltage24V DC
Outputs1 x Speaker Out
Signal-to-Noise Ratio>70dB
Total Harmonic Distortion< 1 %
Output Impedance8 Ohms

Summary

Safety Information

Safety Precautions

General safety advice for operating and installing the Plena Power Amplifiers.

System Overview

Power Amplifier Models

Details the different models of Plena power amplifiers and their features.

Installation Guide

19-Inch Rack Installation

Provides guidelines for installing the power amplifier in a 19-inch rack.

Connection and Indicator Guide

Front Panel Indicators

Describes the function of each LED indicator on the front panel.

Rear Panel Connectors and Switches

Details the various connectors and switches on the rear panel of the amplifier.

External Connection Options

Back-up Power Supply Connection

Instructions for connecting a 24VDC back-up power supply and earth connection.

System Supervision Features

Operating the Amplifier

Switching On the Amplifier

Procedure for turning the power amplifier on and initial checks.

Priority Input and Control Terminals

Using priority inputs and control terminals for advanced functions and system integration.

Technical Specifications

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