Periscope-Hunting Anti-Submarine Radar Keeping the Enemy”s Head Down
U.S. Navy surface warfare experts have invested a substantial amount of time and money over the past decade developing sensitive surface-search radar able to detect, pinpoint, and classify objects on the surface as small as a submarine periscope. With these advancements in systems such as the shipboard AN/SPQ-9B horizon search radar and the helicopter-based AN/APS-153