NTE30116 Tinted Blue 5mm Infrared LED Emitter (940nm) SM0038 Photo Module for PCM Remote Control System (38kHz) The principle of this setup is somewhat simple and self-explanatory. In this circuit, ...

Similar to the movement sensor we've already covered, distance sensors measure distance using a variety of methods. In this case, Arduino distance sensors use sound to work out how distant objects ...

To measure wind speed and direction, most people turn the traditional cup anemometer and wind vane. Another less-known method is to use an array of ultrasonic transducers, which doesn’t need … ...

Posted in Microcontrollers Tagged attiny13, infrared, ir, phototransistor, proximity sensor, reflectance, reflective sensor ← Computer Control For Your Xbox Controller DCPU-16 Running Pac-Man → ...

This is an Arduino-based Proximity Sensor circuit wired using the popular HC-SR04 Ultrasonic ranging module,used here for non-contact object detection purpose. The HC-SR04 module includes ultrasonic ...