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 ...
Etching your own PCBs from copper clad board is nothing new, but the ability to make your own circuit boards at home is so useful it should be part of every maker’s repertoire of skills. The folks ...
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 ...