Hackaday reader [David] was looking for a cheap and easy way to spot weld copper tabs together ... The graphite-tipped electrodes were an interesting DIY job themselves, cleverly constructed ...

Microwave oven transformer spot welder builds are about as common as Nixie tube clocks around here. But this spot welder is anything but common, and it has some great lessons about manufacturing ...

Restoration Creating a Powerful DIY Super Capacitor Spot Welder for Batteries Posted: November 25, 2024 | Last updated: November 25, 2024 "Learn the entire process of creating a powerful DIY super ...