This company wants to stop underwater drones and even submarines with a whole new form of sonar technology
- Ultra Maritime pairs its Sea Spear passive sonar array with the AN/SSQ-125B active sonobuoy at the US Navy's Lanternfish 2026 exercise in a bid to detect underwater drones
- While neither sonar type is new, the distributed architecture that links both to Anduril's Seabed Sentry and the Navy's command systems generates usable, precise readings for unmanned underwater vehicles
- The chain detects and then alerts operators to the presence of potential hostile naval assets in the vicinity of sensors that work in tandem to generate more reliable information
The threat that keeps modern navies awake at night is no longer a single, quiet submarine that gave regular defenses the slip, but a plethora of cheap drones that come in all shapes and sizes and could target anything from a pier to an undersea cable or a pipeline, for example.
While modern navies use sonar to track larger submarines, small drones are much...
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