AN/SLQ-25 Nixie

The AN/SLQ-25 Nixie is a towed decoy system against torpedoes, the warships of the U.S. Navy and its allies is used.

History

The system was developed in the 1960s and used since the 1970s as AN/SLQ-25 Nixie. Similar systems had already been tested during the Second World War by the U.S. Navy. The system was first installed as standard in the Farragut class and the Oliver Hazard Perry class. Since then the system has been improved and used in the 1980s as AN/SLQ-25A Nixie.

Technology

The system consists of a streamlined decoys, including a sound generator and a long cable about 300 m is towed behind the ship, as well as a signal generator on board the ship. The function of the decoy is the passive sonar of the attacking torpedo from the actual target, the ship, divert, by mimicking the sounds of the ship.

In most cases, two decoys on the ships available, which are used in pairs.

The versions AN/SLQ-36 Nixie have built, passive sensors for the detection of torpedoes, sonar and noise sources and is only used by the U.S. Navy on aircraft carriers. This version has the ability to analyze threats in order to take appropriate countermeasures.