Technical Data; Electrical; Performance; Inputs - Bosch LBB 1903/10 Installation And Operating Manual

Plena Mixer Amplifier | Installation and Operating Manual |
6

Technical data

6. 1 Electrical

Mains voltage
Max mains power consumption
LBB1903/10
LBB1906/10
LBB1912/10, LBB1914/10
Max mains inrush current
LBB1903/10
LBB1906/10
LBB1912/10, LBB1914/10
Battery voltage
Max battery current
LBB1903/10
LBB1906/10
LBB1912/10, LBB1914/10

6.2 Performance

Frequency response
Distortion
Bass control
Treble control

6.3 Inputs

Input 1 (5-pin DIN, balanced with phantom power, 6.3 mm phone jack)
Input 2 (3-pin XLR, balanced with phantom power, 6.3 mm phone jack)
Sensitivity
Impedance
S/N (flat at max volume)
S/N (flat at min volume/muted)
CMRR
Headroom
Speech filter
Phantom power supply
VOX (input 1 only)
Input 3 and 4 (3-pin XLR, balanced with phantom power, 6.3 mm phone jack)
Sensitivity
Impedance
S/N (flat at max volume)
S/N (flat at min volume/muted)
CMRR
Headroom
Speech filter
Phantom power supply
Bosch Security Systems | 2003-09 | 3922 988 92883en
Technical data
230/115 Vac, ±10%, 50/60 Hz
100 VA
200 VA
400 VA
4.5 A/9 A (230/115 Vac)
5 A/10 A (230/115 Vac)
8 A/16 A (230/115 Vac)
24 Vdc, +20%/-10%
1.6 A
3 A
6 A
50 Hz - 20 kHz (+1/-3 dB @ -10 dB ref. rated output)
< 1% @ rated output, 1 kHz
-8/+8 dB @ 100 Hz
-8/+8 dB @ 10 kHz
1 mV
> 1 kOhm
63 dB
> 75 dB
> 40 dB (50 Hz - 20 kHz)
> 25 dB
-3 dB @ 315 Hz, high-pass, 6 dB/oct
16 V via 1.2 kOhm
attack time 150 ms
release time 2 s
1 mV (microphone), 200 mV (line)
> 1 kOhm (microphone)
> 5 kOhm (line)
63 dB (microphone), 70 dB (line)
75 dB
> 40 dB (50 Hz - 20 kHz)
> 25 dB
-3 dB @ 315 Hz, high-pass, 6 dB/oct
16 V via 1.2 kOhm (microphone)
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