acoustic fuze

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• Proximity fuze — A proximity fuze (also called a VT fuze, for variable time ) is a fuze that is designed to detonate an explosive device automatically when the distance to target becomes smaller than a predetermined value or when the target passes through a given …   Wikipedia

• Naval mine — Polish wz. 08/39 contact mine. The protuberances around the top of the mine, called Hertz horns, are part of the detonation mechanism …   Wikipedia

• Fuse (explosives) — In an explosive, pyrotechnic device or military munition, a fuse (or fuze) is the part of the device that initiates function. In common usage, the word fuse is used indiscriminately. However, when being specific (and in particular in a military… …   Wikipedia

• Oslo Report — The Oslo Report was one of the most spectacular leaks in the history of military intelligence. Written by German mathematician and physicist Hans Ferdinand Mayer on November 1 and 2, 1939 during a business trip to Oslo, Norway, it described… …   Wikipedia

• artillery — /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.… …   Universalium

• Anti-handling device — An Anti handling device is an attachment to or integral part of a landmine, designed to prevent tampering. However, anti handling devices may also be encountered as an integral part of the fuzing mechanisms used in other types of munition e.g.… …   Wikipedia

• Torpedo — The modern torpedo (historically called an automotive, automobile, locomotive, or fish torpedo) is a self propelled explosive projectile weapon, launched above or below the water surface, propelled underwater toward a target, and designed to… …   Wikipedia

• APR-3E torpedo — The APR 3E airborne light ASW acoustic homing torpedo is designed by Russian Tactical Missiles Corporation JSC to engage current and future submarines in at depth from the surface down to 800 metres at speed of up to 43+ kts, and it is a… …   Wikipedia

• Doppler effect — Change of wavelength caused by motion of the source. An animation illustrating how the Doppler effect causes a car engine or siren to soun …   Wikipedia

• Bulgarian anti-helicopter mines — The 4AHM 100, AHM 200, AHM 200 1, AHM 200 2, PMN 150, and PMN 250 are Bulgarian directional fragmentation mines that can be used with proximity fuzes to function as anti helicopter mines. DescriptionThe systems were developed by the Institute of… …   Wikipedia

• Ruhrstahl X-4 — The Ruhrstahl X 4 was a wire guided air to air missile designed by Germany during World War II. The X 4 did not see operational service and thus was not proven in combat. The X 4 was the basis for the development of experimental, ground launched… …   Wikipedia