The AN/SPY-1 is a multi-function radar system used primarily in the Aegis Combat System, which is deployed on various naval vessels. It operates in the S-band frequency range and is designed for air and missile defense, providing tracking and guidance for interceptors. This radar system employs a phased array design, allowing it to rapidly scan large areas and track multiple targets simultaneously. The AN/SPY-1 enhances the situational awareness of naval forces, contributing to their ability to respond effectively to aerial threats and ensuring the safety of the fleet.