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PRELIMINARY DESIGN OF THE AN/SPS-2 (XDQ) ANTENNA.
NAVAL RESEARCH LAB WASHINGTON D C
A report on antenna development for long-range search and height-finding radar systems is presented. One satisfactory X-band model of the ANSPS-2 XDQ antenna was built and evaluated. It consists of a symmetrically-cut paraboloidal reflector of elliptical contour fed by an array of ordinary horns of limited aperture.