Charles Craft wrote: > I've come across this on a couple of boards today. > When are caps labelled as BC1, BC2, ... instead of C1, C2, ..... ???? I just came across this recently myself. I believe you'll find that this board has components on both sides, and the ones on the "bottom" are identified with the "B" prefix. Usually this would just be bypass capacitors and other small passives. -- Dave Tweed -- http://www.piclist.com#nomail Going offline? Don't AutoReply us! email listserv@mitvma.mit.edu with SET PICList DIGEST in the body