Read more at ARRL.org

One of the major difficulties in studying electricity, especially when compared to many other physical...

If you’ve seen a big air-variable capacitor, you may have noticed that some of the...

Read more at ARRL.org

Read more at ARRL.org

If you are a schoolkid of the right age, you can’t wait to lose a...

It may be an antiquated form of communication, but many Australians from all walks of...

If you work on simple digital projects, just about any bench supply will offer the...

If you’ve got an old black and white TV, it’s probably not useful for much....

Read more at RSGB.co.uk

On a quiet shoreline in Southern Maryland, a simple sentence made history — and the...

It’s been twenty-three years since the day Phoenix was released, the web browser that eventually...

Seven-segment displays are one of the most ho-hum ways to display the time. They were...

If you want to know when the train is coming, you could pull up a...

Thirty-seven years after the devastating Lockerbie bombing, the extraordinary efforts of amateur radio enthusiasts who...

We’ve probably all had a few conversations with people who hold eccentric scientific ideas, and...

[Thinking Techie] takes us back to basics in a recent video explaining how magnets, coils,...

Read more at ARRL.org

Read more at ARRL.org

The increasing dominance of lithium cells in the market place leave our trusty NiMH cells...