acoustic mine hunting
1Naval mine — Polish wz. 08/39 contact mine. The protuberances around the top of the mine, called Hertz horns, are part of the detonation mechanism …
2Landsort class mine countermeasures vessel — The Landsort class mine countermeasures vessel is built by Swedish shipbuilding company, Kockums (formerly Karlskronavarvet) for the Swedish Navy and the Republic of Singapore Navy (RSN).DesignAs a mine countermeasure vessel, the hull is made out …
3Bedok class mine countermeasures vessel — The Bedok class are mine countermeasures vessels (MCMVs) of the Republic of Singapore Navy (RSN). They play an important role in the maritime security of Singapore, ensuring that the Singapore Strait and the sea lanes surrounding Singapore remain …
4Geophysical 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… …
5Sonar — This article is about underwater sound propagation. For atmospheric sounding, see SODAR. For other uses, see Sonar (disambiguation) …
6Demining — Colombian soldier minesweeping. Demining or mine clearance is the process of removing either land mines, or naval mines, from an area, while minesweeping describes the act of detecting of mines. There are two distinct types of mine detection and… …
7Aggressive class minesweeper — The Aggressive class minesweepers are a class of US built minesweepers. They are designated as MSO (Mine Sweeper Ocean), distinguishing them from the smaller coastal MSCs and inshore MSIs. Minesweeping, or the disposal of naval mines by these… …
8USS Defender (MCM-2) — is an Avenger class mine countermeasures ship in the service of the United States Navy. Construction and commissioningShe was laid down on 1 December 1983 at Marinette Marine Corp., Marinette, Wisconsin; launched on 4 April 1987; and commissioned …
9Operational Test and Evaluation Force — (OPTEVFOR) seal Active December, 1947 – Present Country …
10performing arts — arts or skills that require public performance, as acting, singing, or dancing. [1945 50] * * * ▪ 2009 Introduction Music Classical. The last vestiges of the Cold War seemed to thaw for a moment on Feb. 26, 2008, when the unfamiliar strains …
