Some time ago I started experimenting with the use of a printed circuit board (PCB) as a coin cell battery…
I’ve been working on a new version of the JC Pro Maco, which will be live on Kickstarter in mid-October.…
For the past year or so I’ve been working on designing printed circuit boards. They take a variety of forms,…
About a year ago I made a light for my bicycle. While it worked OK, I wanted something that would…