An automatic toll gate system using Arduino revolutionises traditional toll collection by eliminating manual intervention.

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.

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

Discover how to build a simple wireless power transfer system at home using readily available components like enameled copper wire, an LED, a 2N2222A transistor, and a 9V battery. This step-by-step ...

Using simple components such as oil, salt water, lipids and proteins, plus routine genetic engineering techniques, it is possible to create simple nanofluidic ...

Single-phase power factor correction (PFC) circuits—a kind of front-end AC/DC converters—are ubiquitous in a variety of ...

Single-phase power factor correction (PFC) circuits?a kind of front-end AC/DC converters?are ubiquitous in a variety of consumer electronic devices, including laptop adapters, LED driver power ...

The road to creating a blue LED was long and rough, but in 1993, it burst onto the scene. Learn about the struggles and breakthroughs to find the right recipe.

This Christmas, an educational platform is organising a fun and immersive STEM workshop for curious young minds ...

Parabolic microphones blend geometry with acoustics to enable long-distance sound capture with surprising clarity.

A robotics lab has been inaugurated at Thuvakudi government school to enhance students' skills in technology and problem-solving.

With the popularity of AI coding tools rising among some software developers, their adoption has begun to touch every aspect ...