Having acquired some piece of old electronic equipment, be it a computer, radio, or some test gear, the temptation is there to plug it in as soon as you’ve lugged it into the ‘shop. Don’t be so hasty.

You can make all sorts of different types of inductors, but the most common type is cylindrical coil of wire---a solenoid. When current runs through the first loop, it creates a magnetic field that ...

If you enjoy building radio projects you may have noticed something slightly worrying over the last few years in your component supply. Variable capacitors are no longer as plentiful as they used to ...

Capacitors are a crucial component of any electrical circuit, and every engineer should know how they work and when to use them. But as with every electronic component, there’s a lot to understand ...

A breakthrough has been made toward overcoming both the speed and endurance limitations of low-power memory. A research team ...

A team led by Seoul National University has built a ferroelectric memory capacitor that ...

“Am I the first person to discover this?” is a tricky question when it comes to classic Macs, some of the most pored-over devices on the planet. But there’s a lot to suggest that user paul.gaastra, on ...