switched antenna — коммутируемая антенна
symmetric antenna — симметричная антенна
terminated antenna — нагруженная антенна
unloaded antenna — ненагруженная антенна
zigzag antenna — зигзагообразная антенна
English-Russian big polytechnic dictionary. 2014.
Synthetic aperture radar — (SAR) is a form of radar in which the highly directional (and thus very large) rotating antenna used by conventional radar is replaced with many low directivity small stationary antenna positions scattered over some area near or around the target … Wikipedia
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telescope — /tel euh skohp /, n., adj., v., telescoped, telescoping. n. 1. an optical instrument for making distant objects appear larger and therefore nearer. One of the two principal forms (refracting telescope) consists essentially of an objective lens… … Universalium
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