7K Connectors



Below are the connector pinouts for the S-COM 7K Controller.

Pin J2 Female Connector J3 Male Connector
1 Receiver #1 Audio Input Logic Input #1
2 Receiver #1 COR Input Logic Input #2
3 Receiver #2 COR Input Logic Input #3
4 Receiver #3 COR Input Logic Input #4
5 Receiver #1 CTCSS Input Logic Input #5
6 Receiver #2 CTCSS Input Logic Input #6
7 Receiver #3 CTCSS Input Phone Line Busy Input
8 Receiver #2 Audio Input Logic Output #1
9 CTCSS Frequency #1 Output Logic Output #2
10 Transmitter #1 PTT Output Logic Output #3
11 Transmitter #2 PTT Output Logic Output #4
12 CTCSS Frequency #2 Output Logic Output #5
13 CTCSS Frequency #3 Output Logic Output #6
14 Transmitter #1 Audio Output Logic Output #7
15 Transmitter #2 Audio Output Phone Line Busy Output
16 CTCSS Frequency #4 Output FC1 Output
17 CTCSS Frequency #5 Output FC2 Output
18 CTCSS Frequency #6 Output FC3 Output
19 Ground +5V Test
20 Ground +10V Test
21 Ground +12V Test
22 Ground Ground
23 CTCSS Encoder In Ground
24 CTCSS Encoder Out Ground
25 Receiver #3 Audio Input Ground


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Last Revised: 23 December 2002. Questions or comments regarding this Web site? Send us your e-mail.