In the real world, missile systems use advanced radars ... To supply targeting data for the launcher, an Arduino Uno uses an ultrasonic sensor pair mounted atop a servo. As the servo rotates ...

Even though radar uses electromagnetic waves to detect objects, the same principle has been used ... ultrasonic sensors can also be put to use to make a radar-like system. This ultrasonic radar ...

The official Arduino ... boards using ultrasonic waves rather than radio waves to pass messages. Watch the demonstration video below to learn more about Zola’s project which uses TX and RX ...