Michael] has a thing for playing audio over beepers using a single bit. He’s done it with the Apple ][ and the IBM PC. This time he turns to the ZX Spectrum. He didn’t get quite as ...

Before LEGO train sets moved to battery-powered locomotives with plastic rails, all of them worked pretty much like any other ...

Igor] of [My Tech Fun] set out to discover what differences, if any, can be found between parts printed in PC-ABS filament on ...

The odds are, you have a device deliberately designed to be addictive in your pocket or on the table next to you if you ...

As a certified RC airplane fan, the [RCMakerLab] on YouTube found themselves looking at one of those nifty mini air blowers ...

Between lawsuits from Apple, and Microsoft being Microsoft, Digital Research’s GEM desktop for DOS never really had a chance.

Erin Kennedy has been building robots for over a decade now, with a focus on smaller bots that interact with, or maybe even ...

Normally, as voltage across a resistance increases so too does the current. Negative resistance is the concept of current ...

Making a radio is so often a case of taking tried and tested designs and working with them to create something new. It’s a safe way to make something that works. [Riyas] however has gone for an ...

This custom enclosure for a 64×64 RGB LED matrix by [Davisan1001] not only provides a mount point for a Raspberry Pi, but presents a clean and smooth face with square pixels thanks to a 3D-printed ...

As great as echolocation is, things can get rather messy once it’s not just you chirping away, but also hundreds of your ...

As easy as the Sun is to observe, it’s simultaneously very hard to study due to how extreme the conditions are, even on the ...