> No, DC is only used for _very_ high voltage (typically 500,000Kv and up), > long distance transmission lines (in the US only found spanning the large > distances in the midmest). oops, that should be 500Kv or 500,000V ! Bob Ammerman RAm Systems (contract development of high performance, high function, low-level software) -- http://www.piclist.com hint: PICList Posts must start with ONE topic: [PIC]:,[SX]:,[AVR]: ->uP ONLY! [EE]:,[OT]: ->Other [BUY]:,[AD]: ->Ads