Computer Automation Technology
Fort Lauderdale, Florida
CAT Note
13
Release Date: March 11, 2004
Connecting a CAT to a Kenwood TKR-850
Connecting a CAT controller to a Kenwood TKR-850 Repeater can be accomplished easily by following these two steps.

Step 1
Build an interconnect cable with two Male DB25 connectors on both ends of a 5-wire conductor cable. Connect the pins as follows: (Note: a pre-built cable is available for purchase under CAT part number CA-850).

FUNCTION
CAT controller
TKR-850
NOTES
 Signal and Logic Grounds  Pin 17  Pin 19  
 Receiver COR #1  Pin 6  Pin 24  Signal goes high with a COR
 Receiver Audio  Pin 13  Pin 11  RX audio to CAT controller
 Transmitter Audio  Pin 11  Pin 9  TX audio from CAT controller
 PTT #1  Pin 10  Pin 16  TKR-850 Transmitter Control

Step 2
Program the TKR-850 repeater using the configuration software supplied with the repeater.

PARAMETER
CONFIGURED AS
 Frequency  Required RX and TX frequency pair
 QT/DQT Dec.  None
 QT/DQT Enc.  None
 W/N  Narrow
 Repeat  No
 Scan Del/Add  Del
 CW ID  No
 AUX In/Out 5  COR with Logic Type set for Active High

Notes:
None