When set to "GPS", the RS-232 input on the GTX 327 expects to receive "Aviation" formatted data from a panel-mounted GPS navigator. None of the Garmin transponders are capable of receiving NMEA-formatted RS-232 data.
When set to "GPS", the RS-232 input on the GTX 327 expects to receive "Aviation" formatted data from a panel-mounted GPS navigator. None of the Garmin transponders are capable of receiving NMEA-formatted RS-232 data.