Table of Contents
Advertisement
2011-02 | Installation and User Instructions | 5 | Call Stations
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.
Headset
Microphone
POF
POF
figure 15. 1 : Block diagram
Bosch Security Systems | 2011-02
A/D
PTT
I
Keypad
D/A
Network
Processor
+
DSP
Network
Redundancy
Switching
Keypad
(max. 16)
Power/Fault
Call Status
O
System Status
en | 203
Advertisement
Table of Contents
