> Unexperienced developers might risk their lives, and even design > hazardous equipment that can risk the end users' lives also doesn't transformerless imply not isolated from the mains? mains neutral cannot be depended on to stay at near eath potential! -- http://www.piclist.com PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist