- lobe switching
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переключение лепестков диаграммы направленности (антенны)
Англо-русский словарь технических терминов. 2005.
lobe switching
Смотреть что такое "lobe switching" в других словарях:
Lobe switching — is a method used on early radar sets to improve tracking accuracy. It used two slightly separated antenna elements to send the beam slightly to either side of the midline of the antenna, switching between the two to find which one gave the… … Wikipedia
Frontal lobe disorder — The frontal lobe of the brain plays a key role in higher mental functions such as motivation, planning, social behaviour, and speech production. A frontal lobe syndrome can result from a range of causes inlcuding head trauma, tumours,… … Wikipedia
Conical scanning — is a system used in early radar units to improve their accuracy, as well as making it easier to steer the antenna properly to point at a target. Conical scanning is similar in concept to the earlier lobe switching concept used on some of the… … Wikipedia
History of radar — The history of radar starts with experiments by Heinrich Hertz in the late 19th century that showed that radio waves were reflected by metallic objects. This possibility was suggested in James Clerk Maxwell s seminal work on electromagnetism.… … Wikipedia
River delta — Nile River delta, as seen from Earth orbit. The Nile is an example of a wave dominated delta that has the classic Greek delta (Δ) shape after which river deltas were named. A delta is a landform that is formed at the mouth of a river where that… … Wikipedia
Pantalla de radar — Saltar a navegación, búsqueda Los sistemas modernos de radar usan algún tipo de pantalla de barrido de trama para producir una imagen tipo carta geográfica. En el pasado, especialmente en sus primeras etapas, tales displays eran difíciles de… … Wikipedia Español
SCR-268 radar — The SCR 268 (for Signal Corps Radio no. 268 ) was the US Army s first radar system. It was developed to provide accurate aiming information and used in gun laying systems and directing searchlights against aircraft.The system was already… … Wikipedia
scan — i. To search the sky for any hostile aircraft. The area of the scan for a typical two aircraft formation is indicated in the illustration. In flight, the term means “Search the sector indicated and report any contacts.” ii. To make a sweep of… … Aviation dictionary
scan — 1. The path periodically followed by a radiation beam. 2. In electronic intelligence, the motion of an electronic beam through space looking for a target. Scanning is produced by the motion of the antenna or by lobe switching. See also electronic … Military dictionary
Radar — For other uses, see Radar (disambiguation). A long range radar antenna, known as ALTAIR, used to detect and track space objects in conjunction with ABM testing at the Ronald Reagan Test Site on Kwajalein Atoll … Wikipedia
Würzburg radar — Infobox Radar name = Giant Würzburg radar country = Germany introdate = 1941 number = around 1500 range = up to 70 km (44 mi) diameter = 7.5 m (24 ft 7 in) azimuth = 0 360º elevation = 0 90º precision = ±15 m (49 ft 2½ in)The Würzburg… … Wikipedia
