NHRC-10 User Guide
Copyright
1999, 2000, 2001, NHRC LLC. All Rights Reserved.
Page 7
2.4 Link/Remote Base Connector
The link/remote base radio(s) is connected to the controller through the “J2 REMOTE
BASE” connector.
J2 is a Female DB9 Connector.
A Male DB9 Connector is included with the controller.
Male DB-9 Connector
J2 REMOTE BASE Connector Pin-out
Pin #
Use
Comments
1 Ground
2
CTCSS Decode
Active High
3 PTT
Active
Low
4
Transmit Audio
From Controller
5
Receiver Audio
To Controller
6
CTCSS Encode
Future Option
7 CAS
Active
High
8 Ground
9 Ground