If you’re working with a microcontroller that reads a sensor, the chances are that at some point you’re faced with a serial ...

A look underneath the water’s surface can be fun and informative! However, making a device to go under the surface poses ...

It’s not every day we hear of a new space propulsion method. Even rarer to hear of one that actually seems halfway practical.

A few years ago, I bought an 8 mm home movie camera in a second hand store. I did a teardown on it here and pulled out for ...

How hard can it be to create your own inductors? Get a wire. Coil it up. Right? Well, the devil is definitely in the details, ...

When you think about highly-precise actuators, stepper motors probably aren’t the first device that comes to mind. However, ...

An overriding memory for those who used 8-bit machines back in the day was of using BASIC to program them. Without a ...

Using digital techniques has caused a resurgence of interest in VLF — very low frequency — radio. Thanks to software-defined ...

Over on his YouTube channel our hacker [Jerry Walker] repairs a Tektronix 577 curve tracer. A curve tracer is a piece of equipment which plots I-V (current vs voltage) curves, among other things.

Developing Android applications seems like it should be fairly straightforward if you believe the glossy marketing by Google and others. It’s certainly possible to just follow the ...

The first version of Pascal was released by the prolific [Niklaus Wirth] back in 1970. That’s 55 years ago, an eternity in ...

Of the machines from the 16-bit era, the Commodore Amiga arguably has the most active community decades later, and it’s a ...