BOSCH LBB 1990/00 Plena Voice Alarm Controller Original Berkualitas

BOSCH LBB 1990/00 Plena Voice Alarm Controller

* Heart of the Plena Voice Alarm System
* TÜV-certified for IEC 60849
* Six-zone system controller
* Built-in 240 W amplifier

The Plena Voice Alarm Controller is the heart of the voice alarm system. It is the basis of the Plena Voice Alarm System, and has all the essential functionality for compliance with the IEC 60849 standard, including full system supervision, loudspeaker line impedance supervision, a supervised emergency microphone on the front panel and a supervised message manager. The messages can be merged ...

Technical Specifications :
Electrical
Mains power supply
Voltage 230/115VAC, ±15%, 50/60 Hz, Current inrush 8 A
Max power consumption 600 VA
Battery power supply, Voltage 24 VDC, +15% / -15%, Current max 14 A
Performance
Output power (rms 240 Watt / maximum 360 Watt)
Power reduction on backup power
-1 dB Frequency response 60 Hz to 18 kHz (+1/-3 dB at -10 dB ref. rated output)
Distortion <1% at rated output power, 1 kHz
Bass control -8/+8 dB at 100 Hz
Treble control -8/+8 dB at 10 kHz
Mic/line input 1 x
Connector XLR, 6.3 mm jack
Sensitivity 1 mV (mic), 1 V (line)
Impedance >1 kohm (mic); >5 kohm (line)
S/N (flat at max volume) >63 dB (mic); >70 dB (line)
S/N (flat at min volme/muted) >75 dB
CMRR >40 dB (50 Hz – 20 kHz)
Headroom >25 dB
Speech filter -3 dB at 315 Hz, high-pass, 6 dB/oct
Phantom power supply 12 V (mic mode only)
VOX trigger level -20 dB (100 μV mic / 100 mV line) or via input contact
Limiter Automatic
Line input (BGM and PC call station)
Connector Cinch, stereo converted to mono, unbalanced
Sensitivity 200 mV
Impedance 22 kohm
S/N (flat at max volume) >70 dB
S/N (flat at min volume/muted) >75 dB

Mechanical
Dimensions (H x W x D) 144 x 430 x 370 mm (19" wide, 3U high)
Weight Approx. 15 kg
Mounting 19”rack
Color Charcoal