Crash position indicator

The crash position indicator (CPI) is a radio beacon designed to be ejected from an aircraft when it crashes. This helps ensure it survives the crash and any post-crash fires or sinking, allowing it to broadcast a homing signal to search and rescue aircraft.

Crash position indicator

The crash position indicator (CPI) is a radio beacon designed to be ejected from an aircraft when it crashes. This helps ensure it survives the crash and any post-crash fires or sinking, allowing it to broadcast a homing signal to search and rescue aircraft.