An optocoupler tester is a small device that helps verify whether an optocoupler is functioning properly or has failed. In labs and repair work, optocouplers often fail without clear signs. They may ...

In this project I did a Christmas jumper with rgb LEDs, this can also be a creative clothing project or whatever you want, it ...

In this video I'm building an Arduino Heart Rate Monitor that is housed in a toy handle in the style of the Star Trek Tricoder. The device uses the PulseSensor with an Arduino Pro Mini and an OLED ...

If you happen to be in the market for a small artificial sun, you may be interested to know that for about $1300, you can get a tennis-ball-sized LED array that outputs 120,000 lumens.

[Ryan] purchased a large fume extractor designed to sit on the floor below the work area and pull solder fumes down into its filtering elements. The only drawback to this new filter was that its ...

Welcome to the Basic Arduino Projects repository! This project contains a collection of beginner-friendly Arduino circuits simulated using Tinkercad Circuits. It is intended for students, hobbyists, ...

DALI-2 interface to integrate standard lighting switches in DALI systems. Product features: DALI-2 certified pushbutton coupler. Installation in standard flush-mounted boxes. 4 potential-free inputs.

This library is designed for Arduino, ESP32, ESP8266... to control LED: on, off, toggle, fade in/out, blink, blink the number of times, blink in a period of time. It is designed for not only beginners ...