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.

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.

This is an Arduino-based Proximity Sensor circuit wired using the popular HC-SR04 Ultrasonic ranging module,used here for non-contact object detection purpose. The HC-SR04 module includes ultrasonic ...