On Tue, May 19, 2015 at 4:25 PM, Martin Klingensmith wrote: > > - Rectify and chop DC. This sounds like a safety issue. > > Why would you consider this a safety issue? Specifically, why would this be more or different of a safety issue than any other 1kW+ mains powered system? -Denny --=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 .