Bosch Appliances Home Security System 3.5 User Manual
Bosch Security Systems | 2011-02
2011-02 | Installation and User Instructions | 5 | Call Stations
en | 203
15
LBB4430/00 Call Station
Basic
15.1 Introduction
The LBB4430/00 Call Station Basic is used for making
live speech or pre-recorded announcements to any
pre-assigned zones or to execute any pre-defined
actions. This call station contains a built-in limiter and
speech filter for improved intelligibility. See figure 15.1
for a block diagram of the call station basic.
live speech or pre-recorded announcements to any
pre-assigned zones or to execute any pre-defined
actions. This call station contains a built-in limiter and
speech filter for improved intelligibility. See figure 15.1
for a block diagram of the call station basic.
figure 15.1: Block diagram
A/D
D/A
Power/Fault
Network
Processor
+
DSP
Keypad
Keypad
(max. 16)
Headset
Microphone
PTT
POF
POF
Network
Redundancy
Switching
I
O
Call Status
System Status