Andrei Gabriel

about 1 year ago
  • Electrical Engineer and Maker
  • Spain


We will make a homemade ultrasonic distance sensor and see how these modules work. The working principle is quite simple but the circuit could get a bit tricky. We send a ultrasonic wave with the transmitter speaker, the wave hits an obstacle and bounce back to the receiver speaker. We calculate ... view more

John Bruh

about 2 years ago
  • CAD designer
  • United States

Tutorial - Ultrasonic Sensor HC-SR04 and Arduino Tutorial

In this Arduino Tutorial we will learn how the HC-SR04 Ultrasonic Sensor works and how to use it with the Arduino Board. You can watch the following video or read the written tutorial below. view more