Today we make a whimsical fairy/fantasy lantern for decorating our walls! It has LEDs to make it extra magical and beautiful! 🧰 MATERIALS: Worbla, 1 full large sheet Some EVA foam support pieces ...

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 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.

There’s a well-known movie trope in which a hacker takes control of the traffic lights in a city, causing general mayhem or ...

Most people love arcade games, but putting a full-sized arcade cabinet in the living room can lead to certain unpleasant ...

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 ...