Theory Of Operation - Tait TB9300 Installation And Operation Manual

1.7

Theory of Operation

Figure 1.4 Base station high-level diagram
AC Input
PMU
DC Input
TB9300 Installation and Operation Manual
© Tait Limited March 2017
The reciter receives RF signals from its RF input and sends RF from its RF
output to the PA, along with a PA key signal. The reciter also receives
signals from, and sends signals to, the system interface, the Ethernet
interface, and the front panel (see
A system control bus interconnects the modules and carries alarm and
control signaling between the reciter and the other modules (refer to
"Intermodule Communications" on page 24
The Ethernet interface carries voice over IP and also allows maintainer
access via a web browser.
RF To
Antenna
28VDC
PA
System Control Bus
Figure 1.4).
RF From
Antenna
RF + PA Key
Reciter
Front
Panel
for more details).
External
Reference
Frequency
System Input
and Output
Ethernet Interface
to Network
Description 21