Surface-wave transmission lines for microwave frequencies_page_7

Surface-wave transmission lines for microwave frequencies | page 7 | https://thedailydialectics.com/pdfs/Surface-wave transmission lines for microwave frequencies/Surface-wave transmission lines for microwave frequencies.pdf

348 holds. This means that the curves of figs. 4, 5 and 6 evaluated for the Harms-Goubau line apply also to the helical line. Longitudinal field components and a reduction of phase velocity can also be obtained by a suitable -“roughening” of the surface of the perfectly conducting wire. Goubau…