This is a multi-part message in MIME format. --===============0729784905== Content-Type: text/plain; charset="gb2312" Content-Transfer-Encoding: quoted-printable I really need do so for a range of 2v-14v and at current 2A at least. otherwise I need to go with linear voltage regutlator, that heats up so much. --===============0729784905== Content-Type: text/plain; charset="us-ascii" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit Content-Disposition: inline -- http://www.piclist.com PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist --===============0729784905==-- __________________________________________________ Do You Yahoo!? Tired of spam? Yahoo! Mail has the best spam protection around http://mail.yahoo.com