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For a long time it would be easy for diving professionals and other experienced divers to distinguish a sport diver with an open-circuit scuba such as an aqualung from a combat frogman with a rebreather; and legitimate civilian divers are normally fairly easy to detect because they dive from land or from a surface boat, rarely or never from an ...
This is a list of pages about sonar equipment designed to detect submerged divers, for example as part of anti-frogman techniques. Pages in category "Diver-detector sonars" The following 6 pages are in this category, out of 6 total.
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The Russian commando frogmen (Russian: Морской спецназ, romanized: Morskoy spetsnaz), informally called "commando frogmen" in civilian media, are a Russian Naval Spetsnaz unit under operational subordination to the GRU that specialized in amphibious reconnaissance to prepare for amphibious warfare operations, clandestine operation, defense against swimmer incursions, direct ...
Diver detection sonar (DDS) systems are sonar and acoustic location systems employed underwater for the detection of divers and submerged swimmer delivery vehicles (SDVs). The purpose of this type of sonar system is to provide detection, tracking and classification information on underwater threats that could endanger property and lives.
The Integrated Anti-Swimmer System is a United States Coast Guard underwater anti-diver ultrasound weapons system. IAS includes:- SM2000 (Underwater Surveillance System), a search sonar made by Kongsberg Maritime. An underwater warning loudspeaker. An underwater shockwave emitter that can force divers to surface, or stun or kill them. The US ...
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A frogman is someone who is trained in scuba diving or swimming underwater in a tactical ... Anti-frogman techniques are security methods developed to protect ...