Variable capacitors may be useful, but the air gap that provides their capacitance is their greatest weakness. Rather than ...

At the risk of starting a controversy: is there anyone who goes to the effort of setting up Home Assistant who wouldn’t ...

EDM (Electrical Discharge Machining) is one of those specialised manufacturing processes that are traditionally expensive and ...

At some point during our primary school careers, most of us probably constructed a simple compass, often by floating a ...

Emulating older computers on microcontrollers has been a staple of retrocomputing for many years now, with most 8-bit and ...

Continuing his reverse-engineering of the Intel 8087, [Ken Shirriff] covers the conditional tests that are implemented in the ...

Ronan] likes 35mm film photography, but the world, of course, has gone digital. He picked up an Epson FilmScan 200 for about ...

No matter the item on my list of childhood occupational dreams, one constant ran throughout: I saw myself using an ...

We are all familiar enough by now with the succession of boards that have come from Raspberry Pi in Cambridge over the years, ...

These days, bootstrapping a computer is a pretty straight forward process, at least as far as the user is concerned. But in ...

This week, Hackaday’s Elliot Williams and Kristina Panos met up over coffee to bring you the latest news, mystery sound ...

It used to be a rite of passage to be able to do the math necessary to design various bipolar transistor amplifier ...