Surface-wave transmission lines for microwave frequencies_page_1
342 PHILIPS TECHNICAL REVIEW VOLUME 26 Surface-wave transmission lines for microwave frequencies © I. The various types of transmission…
Surface-wave transmission lines for microwave frequencies_page_2
1965, No. 11/12 Even for short connections, e.g. antenna feeders, the attenuation is considerable, especially at high fre- quencies. The…
Surface-wave transmission lines for microwave frequencies_page_3
344 modes is extremely large and therefore they cannot be observed. Thus in practice the Sommerfeld wave is the only surface wave which can…
Surface-wave transmission lines for microwave frequencies_page_4
1965, No. 11/12 if radial distance increases by J, as long as r is such that eq. (1) is valid. Over the range of values of wire radius and…
Surface-wave transmission lines for microwave frequencies_page_5
346 v
Surface-wave transmission lines for microwave frequencies_page_6
1965, No. 11/12 1000cm, 500) 200 % 100) 505 20] 700 200Gc/s 2 5 10 20 50 eo f 10 3 1 o Fig. 5. Characteristic distances xo of the…
Surface-wave transmission lines for microwave frequencies_page_7
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…
Surface-wave transmission lines for microwave frequencies_page_8
1965, No. 11/12 is no cut-off frequency, the line can be dimensioned in such a way that only a small percentage of energy is transmitted in…
Surface-wave transmission lines for microwave frequencies_page_9
350 the dimensions and homogeneity of the dielectric line, and permits the transmission of only narrow frequency bands. The problem of…