The toner transfer process is a common method used to create printed circuit boards (PCBs) in a DIY setting or small-scale production. The process involves transferring a printed image of a circuit design onto a copper-clad board, which is then…

In this project, I needed a mains adapter for my EOS-M3 camera. Filming videos chews up a lot of battery. Going out to do some shooting when I finally find the time and to find the battery is dead is…