Bosch LBB1930/20 Power amplifier, 1x120W
- 120 W power amplifier in a compact housing
- 70 V / 100 V and 8 ohm outputs
- Dual inputs with priority switching
- 100 V input for slave operation on 100 V speaker line
- Temperature controlled forced front to back ventilation, directly stackable.
- Mains, battery back-up and pilot tone supervision
- EN 60849 compliant
Voltage 230 VAC ±10%, 50/60 Hz
Inrush current 8 A
Max power consumption 400 VA
Voltage 24 VDC +15% / -15%
Current max 6 A
Output power (rms/maximum) 120 / 180 W
Power reduction on backup power -1 dB
Frequency response 50 Hz to 20 kHz (+1 / -3 dB at -10 dB ref. rated output)
Distortion <1% at rated output power, 1 kHz
S/N (flat at max volume) >90 dB
Line inputs 2 x
Connector 3-pin XLR, balanced
Sensitivity 1 V
Impedance 20 kohm
CMRR >25 dB (50 Hz to 20 kHz)
Gain 40 dB
Connector Screw, unbalanced
Sensitivity 100 V
Impedance 330 kohm
Line loop-through output 2 x