Hi Roger et al,
Ooooppppssss .... I think I blindly stepped into something .... or 'stepped onto' something ... :)
I guess it is going to take me awhile to understand that issue .... and the shape of that S11 Freq Phase graph.
Maybe some differences of opinions but great info for people like me. I have found that a lot of differences between experts usually comes down to definitions/terminology.
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Cheers,
Ian
Melbourne, Australia