The CR2032 battery does complicate things, though: [Jeremy] figured out a neat way to hold the battery using a PCB cutout, but it needs to be a 0.8 mm board. (That’s going to matter in a moment.) ...

Download the codes here Arduino simple shield potentiometer code: Arduino shield rc car: Arduino nano module L298P code: ...

Use Eagle’s design rule check to make sure your board doesn’t exceed the manufacturer’s production abilities. Download the SparkFun design rules (DRU) for BatchPCB, or the Olimex 8mil (DRU ...

For hobbyists, small businesses, and engineers in Europe and the United States, prototyping printed circuit boards (PCBs) is ...

1. Bob Pease made this prototype of the Philbrick P45 op amp back in the 1960s. The top-side of the board looks like a production PCB.

MacroFab, a platform to help hardware startups prototype and manufacture PCB boards, has raised a $2 million seed round led by Techstars Ventures.