Yes, use LTspice, from Linear Technology. http://www.linear.com/index.php On right hand side at top is 'Download LTspice IV' link. > Rant over: Now my question. Obviously PSpice is out, but is there an > alternative to it? Or perhaps an "honest" version that I could trust? H= as > anyone used it? Or gotten suckered in like me? --=20 Scanned by iCritical. --=20 http://www.piclist.com/techref/piclist PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist .