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7.9. Control panel (rear side) connectors pin-out
TCVR
connector DB 9 male
RS232 connection with TCVR. For CAT communication you need
connect pin 2 RX-D, pin 3 TX-D and pin 5 GROUND
CI-V
connector
Use CI-V connection for communication with ICOM type
transceiver. Signal CI-V is connected to the Tip.
PC
connector DB 9 female
RS232 connection to the computer. For CAT communication you need
connect pin 2 TX-D, pin 3 RX-D and pin 5 GROUND
KEY IN
– RCA connector
Input signal PTT switching voltage / current 5V /2mA)
KEY OUT
– RCA connector
Output signal PTT (maximum switching of 30V / 50mA)