Integrated Spiral Antenna and Printed Circuit Balun.
DEPARTMENT OF THE NAVY WASHINGTON DC
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A unidirection circularly polarized dual armed spiral antenna of a stripline printed circuit configuration is disclosed. The antenna is powered by a planar, edge connected, balun. The radial arms may be configured to spirai in any one of a multiplicity of different patterns and are not limited solely to Archimedean or logarithmic spirals. Patent
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