@klyons OK, and does knowing it has a hollow center tube, insulated from the outer tube change that? (I've always used the term waveguide to mean a hollow cavity of frequency spefic characteristics - typically high frequencies like microwave)
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@klyons OK, and does knowing it has a hollow center tube, insulated from the outer tube change that?
(I've always used the term waveguide to mean a hollow cavity of frequency spefic characteristics - typically high frequencies like microwave)