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The Major Components of Your Station
This section describes the basic components needed for your packet radio station and
the connections between components that will be involved in the installation of your
station.
The KPC-3 Plus
Your KPC-3 Plus is going to be at the center of your packet radio station, so setting up
your station involves connecting other units to your KPC-3 Plus.
As shown below, the back of the unit has connectors to connect the KPC-3 Plus to your
transceiver, your computer (or a GPS device), and a power source:
Back Panel
Radio Port Computer Port Power Jack
DSUB-9 female DSUB-25 female 2.1 mm
Radio Port This DSUB-9 female connector accepts the cable from your
radio, for 1200 baud packet operation.
Computer This DSUB-25 female connector accepts the cable from your
computer serial port. The KPC-3 Plus communicates with
RS232 levels using standard ASCII characters for all
commands.
Power jack (2.1 mm) This connector is provided to apply external power (6 to 25 V
dc) to the KPC-3 Plus. The center post is the positive
connection and the sleeve is negative (ground).
Note: All Kantronics‘ TNC's can operate without the computer being connected, once
they have been configured. For example, you can receive and store messages in the
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