radar horizon
1radar horizon — The line at which direct radar rays are tangential to the earth’s surface. On the open sea, the radar horizon is horizontal, but, on land, it varies according to the topographical features of the terrain. The radar horizon is one of the… …
2radar horizon — radaro horizontas statusas T sritis radioelektronika atitikmenys: angl. radar horizon vok. Radarhorizont, m rus. радиолокационный горизонт, m pranc. horizon radar, m …
3radar horizon — radiolokatoriaus horizontas statusas T sritis Gynyba apibrėžtis Taškų, kuriuose radiolokatoriaus antenos siunčiami spinduliai susiliečia su Žemės paviršiumi, linija. Atviroje jūroje ši linija yra horizontali. Sausumoje ji keičiasi priklausomai… …
4radar horizon — The locus of points at which the rays from a radar antenna become tangential to the Earth …
5horizon — i. In general, the apparent or visible junction of the earth and sky, as seen from any specific position. Also called a visible or local horizon. ii. When an apparent boundary is modified by refraction, terrain, or other factors, it is called an… …
6horizon radar — radaro horizontas statusas T sritis radioelektronika atitikmenys: angl. radar horizon vok. Radarhorizont, m rus. радиолокационный горизонт, m pranc. horizon radar, m …
7horizon radar — radiolokatoriaus horizontas statusas T sritis Gynyba apibrėžtis Taškų, kuriuose radiolokatoriaus antenos siunčiami spinduliai susiliečia su Žemės paviršiumi, linija. Atviroje jūroje ši linija yra horizontali. Sausumoje ji keičiasi priklausomai… …
8radar shadow — i. The area where a radar is prevented from detecting objects or targets, as the radar waves are unable to reach them either because of obstructions en route or curvature of the earth (radar horizon). ii. A phenomenon in the weather radar when… …
9Radar OTH — Radar trans horizon Un radar trans horizon, ou Over the horizon radar (OTH) est un équipement radar qui permet le repérage d une cible à très longue distance, de l ordre de quelques milliers de kilomètres. Sommaire 1 Principe de fonctionnement 2… …
10RADAR — Pour les articles homonymes, voir Radar (homonymie). Cette antenne radar longue portée, connue sous le nom ALTAIR, est utilisée pour détecter et pister les objets spatiaux …
