Chapter 3 External Cables
GPS Arrester and CC
Module Connecting RF
Cable
The GPS jumper connects GPS arrester to CC module and provides
GPS clock input signals for CC to convert these signals into various
clock signals for ZXSDR BS8900 to use.
Figure 47
shows the appearance of the GPS jumper.
F
IGURE
47 GPS J
UMPER
A
PPEARANCE
One end of the GPS jumper is connected to the output terminal of
the GPS arrester and the other connected to the ANT interface of
the CC board.
Storage Battery Door Control
Cable
The storage battery door control cable is used to monitor door
control of the storage battery cabinet and its appearance is as
shown in
Figure 48
.
F
IGURE
48
S
TORAGE
B
ATTERY
D
OOR
C
ONTROL
C
ABLE
A
PPEARANCE
End A is connected with the environment monitoring cable led from
the lightning subrack and end B connected with the door control
magnetism.
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