An Arduino radar system uses an ultrasonic sensor mounted on a servo motor to scan surroundings. The servo rotates from 0° to 180°, and the sensor measures distance at each angle. Data is sent to a PC ...

A simple radar system using Arduino UNO, HC-SR04 Ultrasonic Sensor, and Servo Motor. The sensor rotates to detect objects by measuring distance. Results can be viewed via Serial Monitor.. - Pull ...