Thanks Tom! I saw those, but they don't seem to fit. This is a rectangular spiral coil on a circuit board. I'll continue my look through Google results, but thought I'd check with the experts on this list. Thanks! Harold > Google on: > > turns up: > > http://smirc.stanford.edu/spiralcalc.html > http://users.telenet.be/educypedia/electronics/electroniccalculatorcomp.htm > http://www.moshier.net/coildoc.html > > Good luck! > Tom > > At 08:00 AM 6/23/2004 -0700, you wrote: >>I posted this once before and got little response. Sorry for the repeat! >> >>I'm working on an RFID project and need to make a 208uH loop antenna. I'd >>like to try to do it as a rectangular spiral trace on a circuit board. >> Can >>anyone suggest a resource on calculating the inductance of such an >>inductor? >> >>THANKS! >> >>Harold > > -- > http://www.piclist.com#nomail Going offline? Don't AutoReply us! > email listserv@mitvma.mit.edu with SET PICList DIGEST in the body > -- FCC Rules Online at http://www.hallikainen.com -- http://www.piclist.com#nomail Going offline? Don't AutoReply us! email listserv@mitvma.mit.edu with SET PICList DIGEST in the body