How to Build Arduino Ultrasound Speed Measurement HC-SR04

Intro Wouldn’t it be cool to build an Arduino Speed Measuring Device simply and learn from it? We’ve seen in previous posts how we can use the ultrasonic sensor transducer HC-SR04 to measure distances using…

Intro Wouldn’t it be cool to build an Arduino Speed Measuring Device simply and learn from it? We’ve seen in previous posts how we can use the ultrasonic sensor transducer HC-SR04 to measure distances using…