Digital tachometers are widely used in various industries to measure the speed of rotating machinery accurately. This project aims to create a cost-effective and efficient digital tachometer using ...

The QRD 114 IR (optical) proximity sensor. is made of an LED and a light detector. The LED sends an IR signal, which reflects on on object in front of it and comes bacl to the sensor. The light ...

Build a Speed Sensor using Arduino with IR speed sensors to accurately measure the speed of moving objects. This tutorial covers circuit design, sensor calibration, speed calculations, and optimized ...

In this Arduino IR sensor module tutorial we are explaining how to connect IR sensor module with Arduino Uno and write the code to get the IR motion sensor working.

This Arduino based IR reflectance sensor can be easily modified and adapted for various practical applications, including line-following robots and proximity or edge detection.