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LBB1956/00

Bosch LBB 1956/00 Plena Voice Alarm Call Station 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), 110 dB SPL, Frequency response 100 Hz to 16 kHz.

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    Bosch
    ​

    Call Station Type

    Bosch LBB1956/00 Plena Voice Alarm Call Station

    Zone Selection

    Six zone selection keys, all-call key and momentary PTT-key for calls

    Performance

    Nominal sensitivity : 85 dB SPL (gain preset 0 dB), Input sound level : 110 dB SPL

    Frequency response : 100 Hz to 16 kHz, Speech filter : -3dB at 315 Hz

    Selections

    Support Any wave file Chimes with 7 Priorities

    Power Supply

    Voltage range 24 VDC supplied by LBB 1990/00 or VDC/VAC external power supply

    Control and Indicators

     Four status LEDs, PTT-key, PTT status LED, Six zone selection keys, Six zone selection LEDs, All-call key, Eight DIP switches, Rotary volume control

    Technical Specifications

    Power Supply

    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)

    Performance

    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

    Selections

    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)

    Cable length

    5 m (16.4 ft)

    Operating temperature

    -10 ºC to +45 ºC (14 ºF to +113 ºF)

    Storage temperature

    -40 ºC to +70 ºC (-40 ºF to +158 ºF)

    Relative humidity

    <95%

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