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.

Engineers can take advantage of faster routing, improved workflow tools, and enhanced import/export capabilities, making it a ...

A continuity tester that indicates the resistance of, say, PCB traces with musically-related tones, whose pitch changes with ...

For granulators and shredders to be truly user-friendly, they have to prioritize safety, ease of maintenance, and simple ...

A simple burst of visible light can now create skin-safe electrodes that could transform medical and wearable electronics.

Some of the biggest names in golf surely want to leave 2025 behind them and look toward the future with a new season on the ...

While the cost of beans is on the rise and inflation is always a factor, the prices are out of hand at these coffee chains, ...

When the lights flutter and the heat cuts out, your instinct is to grab a space heater and crank it up. In that moment, there ...

These light up paper circuit cards were much easier to make than I expected and only need a few inexpensive materials.

By combining psilocybin with a modified rabies virus that tracks neural connections, they mapped how networks change after a ...

Chevy's 327 engine was exceptionally powerful despite being a small-block, with incredible horsepower that could easily rival ...

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