[Radu Motisan] wrote in to share a cool project he has been working on lately, a pulsed microspot welder/cutter. The device is capable of spot welding thin metals such as foils and battery tabs by ...

It seems one of our commenters took great umbrage with [PodeCoet] not documenting his capacitive discharge cutting properly. [PodeCoet] had been waiting till he got the full spot welder working before ...

The HotSpot PLUS capacitive-discharge welder provides standard thermocouple welding functions as well as simple spot, stud, and pin welding. It can also aid in wire-harness strapping and ...

This spot welder contains a very large capacitor that is charged to a precise voltage then discharges through the material to produce a controlled cut. There are 5 key segments that make up the design ...