Line Inputs; Loudspeaker Outputs - Bosch PLENA LBB1938/30 Installation And Operation Manual

PLENA power amplifiers
10.2.3

Line inputs

3 pin XLR balanced
Sensitivity
Impedance
CMRR
100V input, screw unbalanced
Sensitivity
Impedance
10.2.4

Loudspeaker outputs

Line loopthrough output (3 pin XLR balanced)
Nominal level
Impedance
Maximum rated output power - 70/100V output
LBB1930/20
LBB1935/20
LBB1938/x0
8 Ohm outputs
LBB1930/20
LBB1935/20
LBB1938/x0
Power reduction@24 V battery operations
Reference rated power
Bosch Security Systems B.V.
1 V
20 kohm
> 40 dB (50 Hz - 20 kHz)
100 V
330 kohm
1 V
Direct connection to line input
120 W
240 W
480 W
31 V / 120 W
44 V / 240 W
62 V / 480 W
-1 dB (LBB1935/20)
-2 dB (LBB1930/20, LBB1938/x0)
Installation and operation manual
Technical data | en 21
2018.11 | V1.2 | LBB193x/x0