- elevation beamwidth
- ширина диаграммы направленности антенны по углу места
English-Russian electronics dictionary .
English-Russian electronics dictionary .
Single Vegetative Obstruction Model — The ITU Single Vegetative Obstruction Model is a Radio propagation model that quantitatively approximates the attenuation due to the vegetation in the middle of a telecommunication link. Applicable to/under conditionsThe model is applicable to… … 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
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
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
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
AN/FPS-16 — manned space program and the U.S. Air Force. The accuracy of Radar Set AN/FPS 16 is such that the position data obtained from point source targets has azimuth and elevation angular errors of less than 0.1 milliradian (approximately 0.006 degree)… … Wikipedia
Weather radar — in Norman, Oklahoma with rainshaft … Wikipedia
Wireless energy transfer — or wireless power is the transmission of electrical energy from a power source to an electrical load without artificial interconnecting conductors. Wireless transmission is useful in cases where interconnecting wires are inconvenient, hazardous,… … Wikipedia
Omnidirectional antenna — The radiation pattern of a simple omnidirectional antenna, a vertical half wave dipole antenna. In this graph the antenna is at the center of the donut . Radial distance from the center represents the power radiated in that direction. The power… … Wikipedia
JY-8 Radar — Infobox Radar name = JY 8 caption = JY 8 country = People s Republic of China introdate = unknown number = unknown type = unknown frequency = C band PRF = 36,500 Hz pulsewidth= 3 3.3 μs RPM = 3/6 rpm range = 350 km (max) altitude = 25 km diameter … Wikipedia
JY-9 Radar — Infobox Radar name = JY 9 caption = JY 9 country = People s Republic of China introdate = unknown number = unknown type = Fire Control frequency = S band PRF = 790 Hz Pulsewidth = 20 μs RPM = 6, 12 rpm range = 150 km (Pd=80%; Swerling I; 2 m²)… … Wikipedia