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Bosch LBB 1956/00 Plena Voice Alarm Call Station
₨ 32,450
- Stylish six‑zone call station for the Plena Voice Alarm System
- Six zone selection keys, all-call key and momentary PTT-key for calls
- Selectable gain, speech filter, limiter, and output level for improved intelligibility
- LED indications for zone selection, fault, and emergency state
- Call station extension provides seven additional zone and zone group keys
SKU: ANS-3202
Description
Bosch LBB 1956/00 Plena Voice Alarm Call Station
The LBB 1956/00 call station is a stylish, high-quality call station with a stable metal base design, a flexible
microphone stem and a unidirectional condenser microphone. It can make calls to selected zones (one
to six and all-call) in a public address system built with the Plena Voice Alarm System. In addition to tabletop
use, the special design allows it to be neatly flushmounted in desktops. The LBB 1957/00 Plena Voice Alarm System Keypad is an extension adding seven additional keys.
Key Specifications
| Voltage range | 24 VDC supplied by LBB 1990/00(or 18 to 24 VDC or VAC external power supply) |
| Current consumption | <30 mA (plus <15 mA per keypad) |
| Nominal sensitivity | 85 dB SPL (gain preset 0 dB) |
| Nominal output level | 700 mV |
| Input sound level (max) | 110 dB SPL |
| Gain preset | +6 / 0 / -15 dB |
| Limiter threshold | 2 V |
| Compression ratio limiter | 1:20 |
| Distortion | <0.6% (maximum input) |
| Input noise level (equiv.) | 25 dB SPLA |
| Frequency response | 100 Hz to 16 kHz |
| Speech filter | -3dB at 315 Hz, high-pass, 6 dB/oct |
| Output impedance | 200 ohm |
| Chimes | Any wave file |
| Priorities | 7 |
| Base dimensions | 40 x 100 x 235 mm(1.57 x 3.97 x 9.25 in) |
| Weight | Approx. 1 kg |
| Mounting | Standalone |
| Color | Charcoal with silver |
| Stem length with mic | 390 mm (15.35 in) |
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