This ultrasonic radar project is from [mircemk] who uses a small ultrasonic distance sensor attached to a rotating platform. A motor rotates it around a 180-degree field-of-view and an Arduino ...

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

Watch the demonstration video below to learn more about the ultrasonic race timer and its creation. Powered by an Arduino Nano development ... your race criteria. All code for the project has ...