Tait TB9400 User Manual

134 Appendix B Inter-Module Connections TB9400/TN9275 Installation and Operation
© Tait International Limited May 2023
Appendix B Inter-Module Connections
Dual 50W Base Station
The connections between modules at the front of a dual 50W base station
are shown below.
DC Supply PA 1 is powered by a direct connection from the PMU. The other modules
in the subrack are powered from the PMU via the subrack interconnect
board. The DC supply to the reciters is via the system control bus ribbon
cable.
Dual 50W base station inter-module connections
b
28VDC output for PA 1
g
transmit reverse input
c
not used
h
system control bus and 28VDC input
d
system control bus
i
transmit forward output
e
transmit reverse output
j
transmit forward input
f
28VDC input
1)
28VDC output to subrack interconnect board
reciter 2PMU reciter 1PA 1PA 2
b d e f gdefg
hijhjd1)
c
i

Tait TB9400 Specifications

General

Brand	Tait
Model	TB9400
Category	Accessories
Language	English