Corrugated, conical horn, ring-loaded antenna can be fed through vertex of cone with wideband waveguides, such as double-ridged rectangular or quad-ridged circular, or simply ring-loaded, corrugated waveguides. Antenna is also fed through coupling apertures in side of cone at appropriate diameters.
Multifrequency, broadband, dual-polarized antenna
NASA Tech Briefs ; 1 , 4
1977-03-01
Miscellaneous
No indication
English
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