On Mon, Jun 11, 2012 at 12:58 AM, Oli Glaser wrote= : > Okay, here's the files. I started the sweep from 1kHz to make the imagina= ry > (dotted) curve more obvious. The 1mOhm real part is just the cap ESR. > Thanks a lot! That worked! I don't understand where the imaginary part is coming from though (what law/equation, etc...). --=20 http://www.piclist.com PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist .