Modified antenna feed with dual-shaped subreflectors yields 10-to20-percent improvement in efficiency of existing large-aperture paraboloidal or Cassegrainian antennas. Such offset dual-shaped subreflector (DSS) feed brings gain of existing paraboloid or Cassegrain antennas up to that of reflector antennas of more recent design at cost considerably lower than for reshaping existing reflecting surfaces. Mathematical procedures developed for synthesizing nearly optimum shapes for DSS elements of new feeds.


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    Titel :

    Cassegrain-Antenna Gain Improvement


    Beteiligte:
    Galindo, V. (Autor:in) / Cha, A. G. (Autor:in) / Mittra, R. (Autor:in)

    Erschienen in:

    Erscheinungsdatum :

    1986-03-01



    Medientyp :

    Sonstige


    Format :

    Keine Angabe


    Sprache :

    Englisch




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