Radio propagation is the behavior of radio waves as they travel, or are propagated, from one point to another in vacuum, or into various parts of the atmosphere...

In radio propagation, horizontal plane is used to plot an antenna's relative field strength in relation to the ground (which directly affects a station's...

amateur radio propagation beacon is a radio beacon, whose purpose is the investigation of the propagation of radio signals. Most radio propagation beacons...

In radio communication, skywave or skip refers to the propagation of radio waves reflected or refracted back toward Earth from the ionosphere, an electrically...

software Wave propagation, the motion of a wave Radio propagation, the application of wave propagation to radio communications In music Propagation (album)...

obstacles. In contrast to line-of-sight propagation, at low frequency (below approximately 3 MHz) due to diffraction, radio waves can travel as ground waves...

propagation distances are limited to the visual horizon. To prevent interference between different users, the artificial generation and use of radio waves...

Anomalous propagation (sometimes shortened to anaprop or anoprop) includes different forms of radio propagation due to an unusual distribution of temperature...

ionospheric propagation of high frequency radio signals. Geomagnetic storms, indicated by a Kp = 5 or higher, have no direct effect on propagation. However...

radio propagation using a low level of the Earth's ionosphere that normally does not refract radio waves above about 15 MHz. Sporadic E propagation reflects...

called skywave or "skip" propagation. Thus shortwave radio can be used for communication over very long distances, in contrast to radio waves of higher frequency...

many applications, including air and sea navigation, propagation research, robotic mapping, radio-frequency identification (RFID), near-field communication...

Non-line-of-sight (NLOS) radio propagation occurs outside of the typical line-of-sight (LOS) between the transmitter and receiver, such as in ground reflections...

depending on terrain, for line of sight communication; however, various radio propagation conditions may intermittently allow communication over much greater...

Called "gray-line" or "grey-line" propagation, this signal path is a type of skywave propagation. Under good conditions, radio waves can travel along the terminator...

frequency band, radio power output, receiver sensitivity, antenna gain, and antenna type as well as the modulation technique. Also, the propagation characteristics...

communication at such low power levels can be challenging due to changing radio propagation and the difficulty of receiving the relatively weak transmitted signals...

include radio contesting, radio propagation study, public service communication, technical experimentation, and computer networking. Hobbyist radio enthusiasts...

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amateur radio and citizens band services, among other uses. The dominant means of long-distance communication in this band is skywave ("skip") propagation, in...

practical importance because, among other functions, it influences radio propagation to distant places on Earth. It also affects GPS signals that travel...

Union of Radio Science. It contains original scientific contributions on radio-frequency electromagnetic propagation and its applications (radio science)...

Tropospheric propagation describes electromagnetic propagation in relation to the troposphere. The service area from a VHF or UHF radio transmitter extends...

time standard, generally limited by uncertainties and variability in radio propagation. Some timekeepers, particularly watches such as some Casio Wave Ceptors...

has different radio propagation characteristics, short-range use of FRS may be more predictable than the more powerful license-free radios operating in...

Ground wave is a mode of radio propagation that consists of currents traveling through the earth. Ground waves propagate parallel to and adjacent to the...

A transmission medium is a system or substance that can mediate the propagation of signals for the purposes of telecommunication. Signals are typically...

Propagation delay is the time duration taken for a signal to reach its destination. It can relate to networking, electronics or physics. In computer networks...

models, terrain models, and signal propagation modeling software in an attempt to accurately estimate where radios will work within a defined geographic...

worldwide amateur radio. The bands are conventionally named by their wavelength in metres, for example the ‘20 meter band’. Radio propagation and possible...