Bosch - LBB 1946/00, Plena Six-Zone Call Station with Gooseneck Microphone

Features

- Professional call station for Plena public-address systems

- Designed for the Bosch LBB 1925/10 System Pre-Amplifier

- Voice-announcement distribution across six independent zones

- Individual selection of every paging zone

- Calls can be routed to one or several zones

- All-call function for broadcasting to all six zones

- Six dedicated zone-selection keys

- Individual LED indicator for every selected zone

- Dedicated all-call selection key

- LED indication for all-call status

- Momentary push-to-talk key for voice announcements

- Two-color LED for call-station status indication

- Green indication when the microphone is active

- Flashing green indication while a chime is playing

- Amber indication when the system is occupied

- Flashing amber indication for an operating error

- Integrated unidirectional condenser microphone

- Flexible gooseneck for accurate microphone positioning

- Focused pickup helps reduce surrounding noise

- Selectable microphone-gain setting

- Three available gain presets

- Selectable speech filter for improved intelligibility

- Integrated limiter for controlling high signal levels

- Balanced line-level audio output

- Reliable signal transmission over long cable distances

- Supports installation up to 100 meters from the pre-amplifier

- Extension cables supported for long-distance installation

- Eight DIP switches located underneath the call station

- Hardware configuration without additional software

- Configurable pre-call and post-call chimes

- Eighteen different chime combinations

- Two selectable priority levels

- Priority configuration to match the installation

- Lockable eight-pin DIN cable connection

- Five-meter connection cable included

- Integrated eight-pin DIN loop-through socket

- Daisy-chain connection of an additional call station

- Compatible with the Bosch LBB 1941/00 call station

- Compatible with another Bosch LBB 1946/00 call station

- Powered directly by the LBB 1925/10

- No additional local power adapter required

- Stable metal base for reliable daily operation

- Stylish charcoal and silver finish

- Suitable for standard tabletop operation

- Can be flush-mounted into a desktop

- Designed for professional fixed installations

- Suitable for paging, announcements and information messages

- Ideal for schools, hotels, shops and government facilities

Specifications

- Brand: Bosch

- Official model: LBB 1946/00

- Product number: F.01U.505.596

- Product range: Plena

- Product type: Six-zone call station

- Compatible pre-amplifier: Bosch LBB 1925/10

- Compatible daisy-chain call stations: LBB 1941/00 and LBB 1946/00

- Number of selectable zones: 6

- All-call function: Yes

- Number of zone keys: 6

- Number of zone indicators: 6

- Speech control: Momentary PTT key

- Microphone type: Unidirectional condenser

- Microphone support: Flexible gooseneck

- Stem length including microphone: 390 mm

- Nominal sensitivity: 85 dB SPL with 0 dB gain preset

- Maximum input sound level: 110 dB SPL

- Nominal output level: 700 mV

- Gain presets: +6 dB, 0 dB and -15 dB

- Limiter threshold: 2 V

- Limiter compression ratio: 1:20

- Distortion at maximum input: Less than 0.6%

- Equivalent input-noise level: 25 dB SPLA

- Frequency response: 100 Hz to 16 kHz

- Speech filter: -3 dB at 315 Hz

- Speech-filter type: High-pass

- Speech-filter slope: 6 dB per octave

- Output impedance: 200 Ω

- Audio-output type: Balanced line level

- Maximum distance with extension cables: 100 m

- Number of chime combinations: 18

- Number of priority levels: 2

- Configuration method: Eight DIP switches

- Main connector: Lockable eight-pin DIN

- Loop-through connector: Eight-pin DIN

- Supplied cable length: 5 m

- Power-supply voltage range: 18 to 24 VDC

- Voltage supplied by the LBB 1925/10: 24 VDC

- Current consumption: Less than 30 mA

- Base dimensions: 40 × 100 × 235 mm

- Weight: Approximately 1 kg

- Base material: Metal

- Color: Charcoal with silver finish

- Installation: Tabletop or flush-mounted

- Operating temperature: -10 °C to +55 °C

- Storage temperature: -40 °C to +70 °C

- Relative humidity: Less than 95%

- Safety standard: EN 60065

- EMC emission standard: EN 55103-1

- EMC immunity standard: EN 55103-2

- Regional certification: CE

- Supplied component: Bosch LBB 1946/00 Call Station

- Supplied cable: Five-meter cable with lockable DIN connector

- Supplied connection: Eight-pin DIN loop-through socket