Garmin GTX 330 Transponder-Standby Mode
Thursday, November 24th, 2011GND Mode Setting the ground-speed recognition function that activates airborn/ground modes the GTX 330. Pushing STBY puts the transponder in standby. That seems pretty obvious. Just on a whim I tried pushing and holding the STBY button. After 5 seconds, it arms itself into an auto detect mode. And sure enough, I went flying and [...]