A, C Mode

Aircraft transponders A, C mode are primarily suitable for sport flying. We offer new aircraft transponders from a producer UMA. These will serve you for a long time. What is the main difference between the mode A and C? The mode A serves to separate information about the aircraft, while mode C includes also information about the standard pressure altitude.
Quick info

Sandia STX 165
Mode C Transponder, Black
Quick info

Sandia STX 165R
Mode C Remote Transponder, Black
Quick info


Garmin GTX 32
Mode C Remote Transponder
Quick info


Garmin GTX 320A
Mode C Transponder
Quick info

Garmin GTX 327
Mode C Transponder