FIELD: physics.
SUBSTANCE: invention relates to the field of radar equipment and can be used to measure the various radar ranging objects radar cross-section, comparable to and smaller than the wavelength. Device is based on measurement of effective scattering area values of diffraction peaks of signals reflected from linear equidistant grid composed of said objects, and comprises a transmitting unit and a receiving unit connected to the recorder, a support-rotary unit, on which a linear equidistant grid of identical and identically oriented radar objects is fixed. Non-equidistant arrangement of radar objects in a grid in a certain manner symmetrically to its centre increases accuracy of measuring ultra-small values of the effective scattering area of radar objects.
EFFECT: technical result is high accuracy of measuring ultra-small values of the effective scattering area of radar objects.
1 cl, 7 dwg
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Authors
Dates
2020-03-05—Published
2019-04-01—Filed