The spherical scanning of this antenna is done at a distance of 5.5 m with a 2.5-degree spacing in both spherical coordinates. The results of the proposed spherical NF-FF transformation are shown in ...

Southwest Research Institute (SwRI) is expanding its antenna measurement capabilities with a state-of-the-art spherical ...

Thus a purely spherical shape might approximate to a parabola at low angles but would remain a not-very-good antenna because of the relatively small usable area of the sphere it would present.

FORT HUACHUCA, Ariz. -- Electronic Proving Ground officials held a groundbreaking ceremony for a new Smaller Arc fixture at the Antenna Test Facility site at Fort Huachuca's East Range Aug. 17.The ...