over-the-horizon detector

См. также в других словарях:

• Meet the Parents — This article is about the 2000 film. For other uses, see Meet the Parents (disambiguation). Meet the Parents International film poster Directed by …   Wikipedia

• Defence of the Reich — Part of Campaigns of World War II …   Wikipedia

• History of radar — The history of radar starts with experiments by Heinrich Hertz in the late 19th century that showed that radio waves were reflected by metallic objects. This possibility was suggested in James Clerk Maxwell s seminal work on electromagnetism.… …   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

• Shortwave radio — Shortwave can also refer to a shortwave trough meteorology. A solid state, analog shortwave receiver Shortwave radio refers to the upper MF (medium frequency) and all of the HF (high frequency) portion of the radio spectrum, between… …   Wikipedia

• Radio — is the transmission of signals, by modulation of electromagnetic waves with frequencies below those of visible light.Electromagnetic radiation travels by means of oscillating electromagnetic fields that pass through the air and the vacuum of… …   Wikipedia

• warning system — ▪ military technology Introduction       in military science, any method used to detect the situation or intention of an enemy so that warning can be given.       Because military tactics from time immemorial have stressed the value of surprise… …   Universalium

• Lockheed P-3 Orion — P 3 Orion A P 3C Orion of Patrol Squadron 22 (VP 22) flies over Japan, 1 December 1991. Role Maritime p …   Wikipedia

• S-3 Viking — Infobox Aircraft name=S 3 Viking type=Anti submarine aircraft manufacturer=Lockheed Corporation caption=An S 3B Viking launches from the catapult aboard USS Abraham Lincoln . first flight= 21 January 1972 introduction=1974 retired= status=… …   Wikipedia

• Radar MASINT — is one of the subdisciplines of Measurement and Signature Intelligence (MASINT) and refers to intelligence gathering activities that bring together disparate elements that do not fit within the definitions of Signals Intelligence (SIGINT),… …   Wikipedia

• Список электронных систем в вооруженных силах США —   Это служебный список статей, созданный для координации работ по развитию темы.   Данное предупреждение не ус …   Википедия