Roger, I pretty much agree with what you're saying. However, some of us here (me included) are NOT arguing. Rather, we're trying to learn something. :-) 73, Mike www.w0btu.com On Sat, May 20, 2017 at 3:09 PM, Roger Cooke <roger at g3ldi.co.uk> wrote: > > I have been following this argument with some amusement... >