Russell McMahon wrote: > Google says that here's the original for anyone interested. > > http://www.national.com/an/AN/AN-265.pdf Realy nice doc ! I'v learnt a lot, such as this, and I quote directly from the app note : "A complete shave, including the 4 areas listed, costs 0.00692 cents/day or 8.68 cents per year. If this is too high, you can economize by growing a beard." :-) Jan-Erik. -- http://www.piclist.com hint: PICList Posts must start with ONE topic: [PIC]:,[SX]:,[AVR]: ->uP ONLY! [EE]:,[OT]: ->Other [BUY]:,[AD]: ->Ads