Anti-Submarine Warfare. Capability to detect, track, and engage submarines.

Anti-submarine warfare (ASW) rocket or missile: a weapon system used to detect and engage underwater targets, typically deployed from aircraft.

Automated Damage Control is a shipboard system that detects, assesses, and mitigates combat damage on aircraft carriers using sensors and software to enhance response speed and reduce crew workload.

Military action involving the use of electromagnetic spectrum to disrupt, deceive, or destroy enemy electronic systems.

Sonar system installed on the hull of a ship, used for underwater detection and navigation by emitting and receiving sound waves.

A mechanical device that converts steam pressure into rotational energy, used to drive shipboard generators or propulsion systems.