Application note Yaesu transceiver

e.g. for FT-1000MP, 1000MPmkV, 1000MPmkVField

This design can be used wth all Yaesu transceiver equipped with a 9 pin DSUB CAT interface. The logging software controls the transceiver over the serial or parallel interface and receives band information over the serial interface. PTT keying is done over a RCA (Cinch) adaptor.