> I HAVEN'T tried this circuit but it should work fine. Thanks. Bit caught up with something so I'll try it at the weekend if possible > Quiescent current should be slightly less than zero :-) Oooh, can't waste free electrons. I'll make a picture out of them, perhaps a horsey or a scary clown woo-hoo-hoo-hoo-hoo-hoo, and pop it over by e-mail ==================== I'll let you know how it goes, cheers -- http://www.piclist.com#nomail Going offline? Don't AutoReply us! email listserv@mitvma.mit.edu with SET PICList DIGEST in the body