- antenna beam elevation
- Телекоммуникации: угол места луча антенны
Универсальный англо-русский словарь. Академик.ру. 2011.
Универсальный англо-русский словарь. Академик.ру. 2011.
Antenna (radio) — Whip antenna on car … Wikipedia
HRS antenna — HRS type antennas are more or less the standard antenna used for long distance high power shortwave broadcasting (> 1000 km). Contents 1 History of HRS design 2 Nomenclature 3 A versatile antenna type … Wikipedia
Horn Antenna — Infobox nrhp name =Horn Antenna nrhp type = nhl caption = location= Holmdel, New Jersey USA lat degrees = 40 lat minutes = 23 lat seconds = 29.43 lat direction = N long degrees = 74 long minutes = 11 long seconds = 6.91 long direction = W… … Wikipedia
Rhombic antenna — signal gathering action compared to other end fire, backfire and traveling wave types. A rhombic antenna is a broadband directional antenna co invented by Edmond Bruce and Harald Friis,[1] mostly commonly used in HF (high frequency, also called… … Wikipedia
Pencil beam — A pencil beam is a beam of radiant energy in the form of a narrow cone or cylinder.Antennas which strongly bundle in azimuth and elevation are often described as a pencil beam antenna. For example the phased array antenna can send out a beam thin … Wikipedia
radar — /ray dahr/, n. 1. Electronics. a device for determining the presence and location of an object by measuring the time for the echo of a radio wave to return from it and the direction from which it returns. 2. a means or sense of awareness or… … Universalium
Monopulse radar — is an adaptation of conical scanning radar which sends additional information in the radar signal in order to avoid problems caused by rapid changes in signal strength. The system also makes jamming more difficult. Most radars designed since the… … Wikipedia
Secondary surveillance radar — SSR antenna of Deutsche Flugsicherung at Neubrandenburg, in Mecklenburg/Western Pomerania Secondary surveillance radar (SSR)[1] is a radar system used in air traffic control (ATC), that not only detects an … Wikipedia
Cymbeline (radar) — Radar, Field Artillery, No 15, better known as Cymbeline, was a widely used British mortar locating radar[1] operating in the I band using a Foster scanner. It was developed by Thorn EMI and was in British service from 1975 until about 2003 with… … Wikipedia
HRS type antennas — are more or less the standard antenna used for long distance high power shortwave broadcasting (> 1000 km). History of HRS design HRS antennas were discovered during the 1920s, and as such were not originally intended for voice and music… … Wikipedia
Project Diana — Project Diana, named for the Roman moon goddess Diana, was a project of the US Army Signal Corps to bounce radio signals off the moon and receive the reflected signals. Today called EME (Earth Moon Earth), this was the first attempt to touch… … Wikipedia