On Apr 26, 2007, at 11:10 AM, Gerhard Fiedler wrote: >> I pay here (Brazil) about 10U$ each. > > That's what I figured. I'd need 4 of them (two full bridges); Huh? Why would you need four of them? Don't you get by with one 12V power supply and four mosfet drivers (of the non-boosting variety)... BillW -- http://www.piclist.com PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist