Technical Data - Bosch LBB 1930 Instrucciones De Uso

BOOSTER AMPLIFIER
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Technical data

Electrical
Mains voltage
LBB1930/00, LBB1935/00
LBB1930/50, LBB1935/50
LBB1938/00
Max mains power consumption
LBB1930/x0
LBB1935/x0
LBB1938/00
Max mains inrush current
LBB1930/00
LBB1930/50
LBB1935/00
LBB1935/50
LBB1938/00
Battery voltage
Max battery current
LBB1930/x0
LBB1935/x0
LBB1938/00
Performance
Frequency response
Distortion
S/N (flat at max volume)
LBB1930/x0
LBB1935/x0
LBB1938/00
Inputs
Line input (3-pin XLR, 6.3 mm phone jack, balanced) - LBB1930/x0, LBB1935/x0
Sensitivity
Impedance
CMRR
Line input 1, 2 (3-pin XLR, balanced) - LBB1938/00
Sensitivity
Impedance
CMRR
100 V input (Screw, unbalanced)
Sensitivity
Impedance
Outputs
Line loopthrough output (3-pin XLR, 6.3 mm phone jack, balanced) - LBB1930/x0, LBB1935/x0
Nominal level
Impedance
Line loopthrough output 1, 2 (3-pin XLR, balanced) - LBB1938/00
Nominal level
Impedance
Loudspeaker outputs (Screw, floating)
Max/rated output power
70/100 V output
LBB1930/x0
LBB1935/x0
LBB1938/00
8 Ohm output
LBB1930/x0
LBB1935/x0
LBB1938/00
Output power @ 24 V battery operation
230/240 Vac, ±10%, 50/60 Hz
110 Vac, ±10%, 50/60 Hz
230 Vac, ±10%, 50/60 Hz
400 VA
800 VA
1600 VA
8 A
16 A
9 A
19 A
19 A
24 Vdc, +20%/-10%
6 A
11 A
30 A
50 Hz – 20 kHz (+1/-3 dB @ -10 dB ref. rated output)
< 1% @ rated output, 1 kHz
> 80 dB
> 85 dB
> 90 dB
1 V
20 kOhm
> 25 dB (50 Hz – 20 kHz)
1 V
20 kOhm
> 25 dB (50 Hz – 20 kHz)
100 V
330 kOhm
1 V
direct connection to line input
1 V
direct connection to line input
180 W/120 W
360 W/240 W
720 W/480 W
31 V (120 W)
44 V (240 W)
62 V (480 W)
-1 dB ref. rated power
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