On Feb 27, 2011, at 8:35 AM, Olin Lathrop wrote: > I mean the name of the ceramic Digikey's parametric search seems to call this the "temperature =20 coefficient", BTW... It doesn't look like it's likely to be in the "part number" (as =20 someone else suggested.) It's probably there, but encoded into some =20 proprietary single-letter code... BillW --=20 http://www.piclist.com PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist .