Kantronics KPC-3+ Manual

Kantronics KPC-3+ Port Pinout Information
Radio Port
Radio Port (DB-9) Pin-out:
Pin no. Signal name
1 TXA
2 XCD
3 PTT
4 CTRLB/AN0
5 RXA
6 GND
7 EXT-IN
8 CTRLA /AN1
9 GND / RESET
To find corresponding pin-outs for many radios, visit www.packetradio.com.
Port-Related Jumpers
J3: Input Impedance Select
J4: Radio Port Pin 9 Function Select
J5: Radio Port Pin 9 Function Select
4/05
KPC-3+ Rear View
Computer or GPS Port
Function
Transmit audio (AFSK out)
External carrier detect (transmit inhibit) input
or (via software command w/ 8.2 or higher firmware
version) alternate GPS Input port
Push-to-talk (to radio PTT/transmitter enable input)
Control line B (or AN0 input)
Receive audio (AKSK in)
Ground
External input for Power/Reset
Control line A (or AN1 input)
Ground or Reset Input (jumper selectable – J5)
1 2
1 2
1 2
1 2
1 CTR 2
1 CTR 2
©2005 Kantronics Inc.
Related Jumpers
J9
Software Command
J8
J3, J4
J6, J7
J10
J5
RXA input impedance 10 kΩ. (default)
RXA input impedance 600 Ω.
Input Equalization on.
Input Equalization off. (default)
Radio Port pin 9 is ground. (default)
Radio Port pin 9 is external reset input.