sound ranging
31soundranging — sound ranging n. A method for locating a source of sound, such as an enemy gun, by measuring the travel time of the sound wave to microphones at known positions. * * * …
32Geophysical MASINT — is a branch of Measurement and Signature Intelligence (MASINT) that involves phenomena transmitted through the earth (ground, water, atmosphere) and manmade structures including emitted or reflected sounds, pressure waves, vibrations, and… …
33William Sansome Tucker — was born in Kidderminster, Worcestershire, in 1877, the son of William Tucker, an artist painter, and Anna his wife. William married in Chorlton,dn Lancashire, in 1906. He lectured on physics in London, and joined the British Army.In 1916,… …
34artillery — /ahr til euh ree/, n. 1. mounted projectile firing guns or missile launchers, mobile or stationary, light or heavy, as distinguished from small arms. 2. the troops or the branch of an army concerned with the use and service of such weapons. 3.… …
35Doctor Who — This article is about the television series. For other uses, see Doctor Who (disambiguation). Doctor Who Series 6 Doctor Who main title card Genre Science fiction …
36Counter-battery fire — Counterfire redirects here. For British political organisation, see Counterfire (organisation). Counter battery fire is a type of mission assigned to military artillery forces, which are given the task of locating and firing upon enemy artillery …
37Multilateration — is a navigation technique based on the measurement of the difference in distance to two or more stations at known locations that broadcast signals at known times. Unlike measurements of absolute distance or angle, measuring the difference in… …
38Battle of Arras (1917) — Infobox Military Conflict conflict=Battle of Arras partof=the Western Front of World War I caption=The Town Square, Arras, France. February, 1919. date=9 April to 16 May, 1917 place=France casus= territory= result=No final breakthrough achieved… …
39Wind gradient — In common usage, wind gradient, more specifically wind speed gradientcite book | last = Hadlock | first = Charles | title = Mathematical Modeling in the Environment | publisher = Mathematical Association of America | location = Washington | year …
40range — /raynj/, n., adj., v., ranged, ranging. n. 1. the extent to which or the limits between which variation is possible: the range of steel prices; a wide range of styles. 2. the extent or scope of the operation or action of something: within range… …
