These days ready-to-use DC-DC converters are everywhere, with some of the cheaper ones even being safe to use without an ...

The Pennsylvania Railroad (PRR)’s T1 class is famous for many reasons: being enormous, being a duplex, possibly having beaten ...

Between the news, the world situation, and the inevitable family stresses that come this time of year, well — one could be excused for feeling a certain amount of envy for those adorable ...

If you’ve seen a big air-variable capacitor, you may have noticed that some of the plates may have slots cut into them. Why? [Mr Carlson] has the answer in the video below. The short answer: ...

Some kind of continuity beeper has been a standard piece of gear since the dawn of electronics. Sure, you probably have an ...

The invention of sprites triggered a major shift in video game design, enabling games with independent moving objects and ...

Although rare-earth elements (REEs) are not very rare, their recovery and purification is very cumbersome, with no ...