>Can one of you guys with the experience in the H bridge circuits >publish a design or give a web site that would outline a good >building block for the type of circuit. Further to my previous advice, look at the Netional Semiconductor LMD18200, and the couple of application notes as well. I was not aware of these before Ishaan posted about them. http://www.national.com/pf/LM/LMD18200.html and down the bottom of the page for app notes. -- http://www.piclist.com#nomail Going offline? Don't AutoReply us! email listserv@mitvma.mit.edu with SET PICList DIGEST in the body