>Original Poster: "D.C. Cox" <DR.RESONANCE-at-next-wave-dot-net> > >to: Jim > >Even with small coils any type of helix usually results in overcoupling. >We prefer a flat spiral and then check the coeff. of coupling using >standard techniques. [snip] All, I *should* know this, but I don't, so... What are the standard techniques for checking the coefficient of coupling? Thanks, Dan