Words similar to transponder

Example sentences for: transponder

How can you use “transponder” in a sentence? Here are some example sentences to help you improve your vocabulary:

FAA regulations, AirTraffic Control transponder and altitude reporting equipment and use, 14 CFR � 91.
Because the hijackers had turned off the plane's transponder, NEADS personnel spent the next minutes searching their radar scopes for the primary radar return.
At 8:47, seconds after the impact of American 11, United 175's transponder code changed, and then changed again.
But unlike transponder data, primary radar returns do not show the aircraft's identity and altitude.
A controller could also briefly lose a commercial aircraft's transponder signal, although this happened much less frequently.