Influence of hard corrugated PBG wall de
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Sergei Skobelev; Per-Simon Kildal
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Article
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2002
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John Wiley and Sons
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English
β 126 KB
## Abstract Some numerical results for a conical horn with three modifications of a hard corrugated PBG wall are presented. It is shown that a completely corrugated horn of diameter 4β5 wavelengths provides 80β87% aperture efficiency and a crossβpolar level below β30 dB for a horn length greater th