radar echo

Definitions of radar echo
  1. noun
    an electronic signal that has been reflected back to the radar antenna; contains information about the location and distance of the reflecting object
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    blip, pip, radar target
    a radar echo displayed so as to show the position of a reflecting surface
    unwanted echoes that interfere with the observation of signals on a radar screen
    type of:
    electronic signal
    a signal generated by electronic means
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