The T-Mk 6 Fanfare is a towed

sonar Sonar (sound navigation and ranging or sonic navigation and ranging) is a technique that uses sound propagation (usually underwater, as in submarine navigation) to navigate, measure distances ( ranging), communicate with or detect objects o ...

decoy developed after the

Second World War World War II or the Second World War (1 September 1939 – 2 September 1945) was a World war, global conflict between two coalitions: the Allies of World War II, Allies and the Axis powers. World War II by country, Nearly all of the wo ...

by the

United States Navy The United States Navy (USN) is the naval warfare, maritime military branch, service branch of the United States Department of Defense. It is the world's most powerful navy with the largest Displacement (ship), displacement, at 4.5 millio ...

. It replaced the

Foxer Foxer was the code name for a United Kingdom, British-built Sonar decoy, acoustic decoy used to confuse Nazi Germany, German acoustic homing torpedoes like the G7es torpedo, G7 torpedo during the Second World War. A US version codenamed FXR was d ...

noisemaker. It was more effective than the Foxer, producing a sound similar to a ship's propeller, rather than wideband noise. File:USS Cassin Young-IMG 5402.jpg, Winches and decoys on board File:USS Cassin Young-IMG 5403.jpg, A towed decoy on board USS ''Cassin Young''

External links

* https://web.archive.org/web/20060222070937/http://www.de220.com/Armament/Decoys/Decoys.htm * https://web.archive.org/web/20060213013431/http://www.de220.com/Mysteries/Mysteries.htm Sonar decoys Weapons countermeasures {{weapon-stub