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 ...

We’ve seen plenty of professional looking, homemade PCBs over the years. But this is the first time we’ve seen such professional vias and through hole plating. Don’t let the green solder mask fool you ...

When you see a thin layer of metal—on anything from chrome car parts to drill bits to jewelry—electroplating probably has been at work. The process is simple: Send current through a metallic salt ...