acoustic target
31Udav-1 anti-submarine system — The UDAV 1 system is a Russian ship borne Anti submarine weapon system. The weapon fires a number of different types of rockets, which in addition to attacking submarines provide a multi layer defence against torpedoes and frogmen. The system… …
32SPAT — Self Propelled Acoustic Target (Governmental » Military) ** Special Populations Action Team (Community) * Super Powered Assault Team (Governmental » Military) * Single Parents Are Terrific (Miscellaneous » Funnies) …
33Sonar — This article is about underwater sound propagation. For atmospheric sounding, see SODAR. For other uses, see Sonar (disambiguation) …
34Measurement and Signature Intelligence — Measurement and Signature Intelligence, or MASINT, refers to intelligence gathering activities that bring together disparate elements that do not fit within the definitions of the major disciplines mentioned above. As a means of collecting… …
35Geophysical 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… …
36Naval mine — Polish wz. 08/39 contact mine. The protuberances around the top of the mine, called Hertz horns, are part of the detonation mechanism …
37Measurement and signature intelligence — (MASINT) is a branch of intelligence gathering activities. MASINT, may have aspects of intelligence analysis management, since certain aspects of MASINT, such as the analysis of electromagnetic radiation received by signals intelligence are more… …
38Animal 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.… …
39Special reconnaissance — This article is a subset article under Human Intelligence. For a complete hierarchical list of articles, see the intelligence cycle management hierarchy. Special Reconnaissance (SR) is conducted by small units of highly trained military personnel …
40Electro-optical MASINT — is a subdiscipline of Measurement and Signature Intelligence, (MASINT) and refers to intelligence gathering activities which bring together disparate elements that do not fit within the definitions of Signals Intelligence (SIGINT), Imagery… …
