Ryan Walker] may have written up his observations a few years ago, but the lessons are just as relevant today as they were ...

ESP32 dev boards, so why not treat yours to a little PDA? That’s right: turn it into a Portable Digital Assistant and relive ...

The introduction of the ATmega32U4 microcontroller, with its integrated USB controller, made a lot of hardware tasks much simpler than they were before. One of the arenas it revolutionized was ...

For a while now we’ve followed the slow progression of affordable integrated circuit fabrication, and through the likes of ...

PCB circuits are cool, but you know what is cooler? Terminator circuits that’s what! And what if the same material that makes ...

The problem with trying to make a fish tank fit in your pocket is that you’ll either end up with water everywhere or a bunch ...

If you missed the hubbub this week, it was discovered that the Raspberry Pi Foundation added code in the firmware that locks ...

Having access to a planer opens up a lot of options for woodworking. It enables a craftsman to work with much rougher lumber and the finished results generally have tighter tolerances. But as ...

In the comments of a recent article, the question came up as to where to find projects from the really smart kids the greybeards remember being in the 70s. In the case of [Will Dana] the answer is ...

[lcamtuf] has an in-depth look at the concept of negative resistance that goes somewhat further than one might expect. Normally, as voltage across a resistance increases so too does the current.

We’ve always taken a certain childlike joy in seeing tiny things made big, and big things tiny. Evidently [Uncle Stem] is the same way, if this 7x sized 16×2 “LCD” display is any indicator. “LCD” is ...