TheAN/SQQ-89 Undersea Warfare Combat System is anavalanti-submarine warfare (ASW) system for surface warships developed byLockheed Martin for theUnited States Navy. The system presents an integrated picture of the tactical situation by receiving, combining and processing active and passive sensor data from the hull-mounted array, towed array andsonobuoys.^[1] AN/SQQ-89 is integrated with theAEGIS combat system and provides a full range of undersea warfare (USW) functions including active and passive sensors, underwater fire control, onboard trainer and a highly evolved display subsystem.^[2] It provides detection, classification, and targeting capability to the following platforms:

• Ticonderoga-class cruiser
• Arleigh Burke-class destroyer

In accordance with theJoint Electronics Type Designation System (JETDS), the "AN/SQQ-89" designation represents the 89th design of an Army-Navyelectronic device forsurface ship special combination sonar system. The JETDS system also now is used to name allDepartment of Defense electronic systems.

• List of military electronics of the United States

• Official US Navy Fact File AN/SQQ-89
• AN-SQQ-89 ASW Combat System

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