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207 | Monitoring

Help in the urban jungle: reliable direction finding in urban areas

Many users of radio direction finders are familiar with this effect: Despite using advanced DF equipment, direction finding often does not produce satisfactory results in urban areas. This is due to a constant fluctuation in the direction displayed on the azimuth polar diagram. Numerous publications have examined the problem of direction finding in urban areas. The underlying issue is related to the phenomenon of multipath propagation. For this DF problem, Rohde & Schwarz has now developed a convenient solution that allows even inexperienced users to reliably determine the direction of the emission of interest.

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