Tait TB9300 - Inter-Module Connections

TB9300 Installation and Operation Manual Appendix B Inter-Module Connections 125
© Tait International Limited April 2024
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 to PA 1
f
system control bus and 28VDC input
c
not used
g
RF output to PA
d
system control bus
h
28VDC input to PA2
e
RF input from reciter
i
28VDC output to subrack interconnect board
reciter 2
PMU reciter 1
PA 1PA 2
b
d
e
fggd
ed
i
c
fh