While low-cost professional PCB fabrication has largely supplanted making circuit boards at home, there’s still something to be said for being able to go from design to prototype in an afternoon.

We think that anyone who’s done at-home PCB fabrication will appreciate the tidiness that [Fran] maintains throughout her etching process. She recently posted a three-part video tutorial which ...

The copper layers of a printed circuit board are the central focus of any circuit design, the other layers only support or protect the circuit, or simplify the assembly process. For starting PCB ...