- frequency-modulated emission
- частотно-модулированное излучение
English-Russian dictionary of telecommunications and their abbreviations. A.V. Alexandrov.. 2004.
English-Russian dictionary of telecommunications and their abbreviations. A.V. Alexandrov.. 2004.
Orthogonal frequency-division multiplexing — Passband modulation v · d · e Analog modulation AM · … Wikipedia
High Frequency Active Auroral Research Program — HAARP is often confused with Project HARP, the High Altitude Research Project (a joint project of The Pentagon and the Canadian Department of National Defence).The High Frequency Active Auroral Research Program (HAARP) is an investigation project … Wikipedia
Animal echolocation — Echolocation, also called biosonar, is the biological sonar used by several animals such as dolphins, shrews, most bats, and most whales. The term was coined by Donald Griffin, who was the first to conclusively demonstrate its existence in bats.… … Wikipedia
Auditory brainstem response — The auditory brainstem response (ABR) is an auditory evoked potential extracted from ongoing electrical activity in the brain and recorded via electrodes placed on the scalp. The resulting recording is a series of vertex positive waves of which I … Wikipedia
particle accelerator — accelerator (def. 7). [1945 50] * * * Device that accelerates a beam of fast moving, electrically charged atoms (ions) or subatomic particles. Accelerators are used to study the structure of atomic nuclei (see atom) and the nature of subatomic… … Universalium
Whale song — is the sound made by whales to communicate. The word song is used in particular to describe the pattern of regular and predictable sounds made by some species of whales, notably the humpback. This is included with or in comparison with music, and … Wikipedia
FM broadcast band — The FM broadcast band, used for FM broadcast radio by radio stations, differs between different parts of the world. In Europe and Africa (ITU region 1), it spans from 87.5 to 108.0 megahertz (MHz), while in America (ITU region 2) it goes only… … Wikipedia
Brevity code — Contents 1 American/NATO codes 1.1 A 1.2 B 1.3 C … Wikipedia
Radar Doppler — Un radar Doppler est un radar qui utilise l effet Doppler Fizeau de l écho réfléchi par une cible pour mesurer sa vitesse radiale. Le signal micro onde émis par l antenne directionnelle du radar est réfléchi par la cible et comparé en fréquence… … Wikipédia en Français
Business and Industry Review — ▪ 1999 Introduction Overview Annual Average Rates of Growth of Manufacturing Output, 1980 97, Table Pattern of Output, 1994 97, Table Index Numbers of Production, Employment, and Productivity in Manufacturing Industries, Table (For Annual… … Universalium
Cetacean intelligence — denotes the cognitive capabilities of the Cetacea order of mammals, which includes whales, porpoises, and dolphins. Contents 1 Brain size 2 Brain structure 3 Problem solving ability … Wikipedia