To supply targeting data for the launcher, an Arduino Uno uses an ultrasonic sensor pair mounted atop ... as a useful classroom demonstration of radar-like targeting techniques to a young audience.

What’s the radar enthusiast to do? While it’s not radar, subbing in ultrasonic sensors is how [Dzl] built ... and a series of filters were implemented in code to clean up the audio and ...

Tesla's autopilot detects the car's surroundings three different ways: with radar ... sensors, they used a function generator or a tiny Arduino computer for creating certain voltages, and an ...