[electron_plumber] made an LED that can be blown out like a candle, and amazingly it requires no added sensors. The project uses an Arduino to demonstrate turning a tiny LED on and off in ...

In the center of the sensor module, you have the main pyroelectric sensor that allows IR rays to pass ... Connect the PIR sensor's VCC (or +) pin to the Arduino's 5V output. Connect the GND (-) pin of ...

If you do not know about LED and ultrasonic sensor (pinout, how it works, how to program ..), learn about them in the following tutorials: -Arduino-LED tutorial ...

When it comes to detecting certain changes in weather conditions, it's pretty unpredictable, and rainfall is one of the most unexpected parameters of weather. So in this article, we decided to ...

Abstract: A sensor is presented to measure translational displacement exploiting the position-dependent signals generated by pyroelectric films when excited by a movable LED that works as a ...