In this video, I show how to use an Ultrasonic Sensor (HC-SR04) with Arduino to measure distance accurately. 🔧📏
This beginner-friendly Arduino project explains circuit connections, working principle, and code step by step.
You’ll learn how ultrasonic sensors work, how Arduino calculates distance, and how this project can be used in obstacle detection, robotics, parking sensors, and automation projects.
👉 Perfect for students, beginners, and electronics enthusiasts
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