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Red: 12V+
Black: GND
Black: GND
Red: 12V+
Coaxial cable to antenna
To battery or wall power supply
-+
+-
RS 232
Data Out
Audio Out
12 VDC
Antenna
To Computer Serial Port
Audio interconnect cable
12VDC
Audio In
Model 4500 ALERT
Data Receiver
Model 1000 ALERT
Data Decoder
DB-25 to DB-9 cable
Receiver-Decoder interconnect
12209
APRIL 19, 1995
A12209.S01
DTM
1
1
AB
C
D
4
3
2
1
D
C
B
A
1
2
3
4
of
Sheet
Drawn by
Rev
Number
Title
Size
A
Date
Filename
Appendix 8.3
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+