DIY spot welders often use high-powered components that can be a bit frightening, given the potential for dangerous malfunctions. [Wojciech “Adalbert” J.] designed his capacitive discharge spot welder ...

The project utilizes a battery charger in order to create a spot welder device that is controlled by an AVR ATmega88PA. Using a battery charger provides some benefits such as maintaining most of the ...

We love hacks that involve mains voltage, but most of the time, for safety’s sake, we secretly hope for that one macabre commenter that details every imaginable way the questionable design choices ...