[Stephen] often finds the need to make his own PCBs at home, and when he got the urge to do some etching recently, he realized that he was fresh out of “Ferret Chloride and Bureaucratic Acid*.” ...

There may be nothing new under the sun when it comes to etching PCBs with UV light, but [Heliosoph] has brought finer control to a used face tanner he bought that now exposes his boards in ~50 seconds ...

Through precise control of the etching process, a researcher in Oxford University’s Photofabrication Unit has made the reliable production of high resolution printed circuit board (PCBs), with ...

Photochemical etching is a machining technique that leverages the principles behind photography to shape a piece of sheet metal and turn it into a finished product or component. The modern form of ...

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 ...

On Sunday, the Minneapolis Institute of Art hosted the last day of “Rembrandt in America,” an exhibition it proudly described as “the largest selection of Rembrandt paintings assembled in the United ...