At 02:41 PM 6/12/2007, Tom Rauch wrote: >>To a first order, you have 3 dipole elements with characteristic >>impedance of 72 ohms, in parallel. > > >I don't think so Jim. If that were the case there would be no F/B >and the current would not be binomial. There's no analysis behind my statement.. probably should have been to a "zeroth order estimate"