After my DIY article “Build Your Own Headphone Amp” in the May 25 issue, the good folks at Radio World asked me to share the process by which I make printed circuit boards. There are usually two ...

Although DIY PCB making has made great strides since the early days of chemical etching, there’s one fly in the ointment: vias. These connect individual layers of the board with a conductive tube, and ...

Most people’s relationship with technology is distant or obscured. The average consumer does not have direct control over their tech — it is usually closed off to them, a little box given to them that ...