Crowbar circuits have long been the go-to safeguard against overvoltage conditions, prized for their simplicity and ...

Discover the fascinating process behind building a mechanical 7-segment display entirely from cardboard and simple household materials. Follow step-by-step as the creator designs, cuts, and assembles ...

CES 2026 is just around the corner and we will be there again but, looking back, our 2025 coverage was very popular. Though ...

A tiny clock that integrates air quality monitoring, a timer, and an alarm sounds cool, right? Let's get into the article and ...

This Arduino based Water Level Detection and Alert System designed to reduce water wastage, prevent overflow, and improve ...

Learn how to make a simple electric doorbell at home in this step-by-step tutorial. Using everyday materials like cardboard, a DC motor, battery, metal bowls, a clothespeg switch, and basic wiring, ...

1. Joints - The Foundation of Movement Joints are the moving links in a robotic arm. They let the arm bend, rotate, or change ...

EFY built a DIY real-time messaging system with AES-256 encryption that keep messages and sensor data secure, even over Wi-Fi ...

CircuitPython is Adafruit's branch of MicroPython designed to simplify experimentation and education on low-cost microcontrollers. It makes it easier than ever to ...

A blast from the Elektor archives: this 1998 battery tester uses a simple LED display to reveal a battery’s true condition under load — even below 1 V.

Communication between multiple controllers is almost a must when it comes to large projects. So, in this Lab we’ll investigate in brief the use of the atmega32L, PIC16F877a and the Arduino Uno in some ...