BOSCH LBB 1965/00
BOSCH LBB 1965/00 - Image 2

BOSCH LBB 1965/00

A high-performance, highly versatile stand-alone digital message player

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Description

The Bosch LBB1965/00 is a digital message player with a capacity of up to 12 pre-recorded messages with 12 trigger inputs.

Ideal for making spot announcements in theme parks, supermarkets etc as well as being suitable for emergency evacuation announcements.

The LBB1965/00 can be programmed with up to 12 messages uploaded from a PC and stored on the internal EEPROM. The messages can be any length up to the maximum capacity of 500 seconds across all messages.

Fitur

  • Highly flexible stand‑alone digital message player
  • Up to 12 messages and 12 trigger inputs
  • Downloads messages from a PC in WAV format
  • Compliant with standards for emergency sound systems
  • Zone control for Plena system preamplifier LBB 1925/10
  • Rack mount brackets supplied
  • Complies with EN60849 for emergency / evacuation messages.

Technical specifications

Electrical  
Mains power supply  
Voltage 2 30/115 VAC, ±10%, 50/60 Hz
Inrush current 1.5 A at 230 VAC / 3 A at 115 VAC
Max power consumption 50 VA
Battery power supply  
Voltage 24 VDC, +15% / -15%
Current max 1 A
Performance  
Supported sample rates (fs) 24 / 22.05 / 16 / 12 / 11.025 / 8 kHz
Frequency response  
@ fs=24kHz
@ fs=22.05kHz		 100 Hz to 11 kHz (+1 / -3 dB)
100 Hz to 10 kHz (+1 / -3 dB )
@ fs=16kHz  100 Hz to 7.3 kHz (+1 / -3 dB )
@ fs=12kHz 100 Hz  to 5.5 kHz (+1 / -3 dB)
@ fs=11.025kHz 100 Hz to 5 kHz (+1 / -3 dB)
@ fs=8kHz 100 Hz to 3.6 kHz (+1 / -3 dB)
Distortion <0.1% at 1 kHz
S/N (flat at max volume) >80 dB
Supervision DAC 1 Hz pilot tone
Line input  1 x
Connector  3-pin XLR, balanced
Sensitivity  1 V
Impedance  20 kohm
CMRR  >25 dB (50 Hz-to 20 kHz)
Line input  1 x
Connector  Cinch, unbalanced
Sensitivity  1 V
Impedance  20 kohm
Trigger input  6 x
Connector Screw
Activation  Contact closure
Supervision method  Cable loop resistance check
Line output  1 x
Connector  3-pin XLR, balanced
Nominal level  1 V, adjustable
Impedance  <100 ohm
Line output  1 x
Connector  Cinch, unbalanced
Nominal level  1 V, adjustable
Impedance  <100 ohm
Message active output  1 x
Connector Screw
Relay  100 V, 2 A (voltage free, SPDT)
Fault output  1 x
Connector Screw
Relay  100 V, 2 A (voltage free, SPDT)
Interconnection 1 x
Connector  9-pin D-sub (RS-232)
PC protocol  115 kb/s, N, 8, 1, 0 (upload)
LBB 1925/10 protocol  19.2 kb/s, N, 8, 1, 0 (zone control)
Messages  
Data format  WAV-file, 16-bit PCM, mono
Memory capacity 64 Mb EEPROM
Recording/playback time  500 s @ fs=8 kHz
167 s @ fs=24 kHz
Number of messages  12 (maximum)
Data retention time  >10 years
Mechanical  
Dimensions (H x W x D)  56 x 430 x 270 mm
2.20 x 16.92 x 10.62 inch
(19″ wide, 1U high, with feet)
Weight Approx.  3 kg
Mounting  Stand‑alone, 19” rack
Color Charcoal
Environmental  
Operating temperature – 10 ºC to +55 ºC (14 ºF to +131 ºF)
Storage and transport temperature -40 ºC to +70 ºC (-40 ºF to +158 ºF)
Relative humidity <95%

 

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