Do you have a question about the Bosch Plena LBB1930/20 and is the answer not in the manual?
General safety advice for operating and installing the Plena Power Amplifiers.
Details the different models of Plena power amplifiers and their features.
Provides guidelines for installing the power amplifier in a 19-inch rack.
Describes the function of each LED indicator on the front panel.
Details the various connectors and switches on the rear panel of the amplifier.
Instructions for connecting a 24VDC back-up power supply and earth connection.
Procedure for turning the power amplifier on and initial checks.
Using priority inputs and control terminals for advanced functions and system integration.
| Number of Channels | 1 |
|---|---|
| Input Impedance | 10 kΩ |
| Operating Voltage | 24 VDC |
| Input Sensitivity | 1000 mV |
| Frequency Response | 50Hz - 20 kHz |
| Power Supply | 100-240V AC |
| Mains Voltage | 100-240 V AC |
| Battery Voltage | 24V DC |
| Outputs | 1 x Speaker Out |
| Signal-to-Noise Ratio | >70dB |
| Total Harmonic Distortion | < 1 % |
| Output Impedance | 8 Ohms |











