I do believe he's welding inside a cardboard box :o On 10 November 2014 08:12, RussellMc wrote: > Make your own inverter type welder. > Bread boards, dead bug, real enthusiast how-to > > I love the well thought though and/but gung ho style of this design > > > --=20 http://www.piclist.com/techref/piclist PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist .