SMRTR Science & EngineeringJun 12, 2025Interesting Engineering

World’s first 20-ton twin-sonar drone turns oceans into submarine hunting ground

SMRTR summary

South Korea's SonarTech unveils a prototype 20-ton unmanned surface vessel for anti-submarine warfare. The ASW-USV features twin sonar systems, long endurance, and advanced detection capabilities. It can operate autonomously for 150 hours, detect targets up to 18 miles away, and work with other naval assets. The vessel addresses growing concerns about North Korean submarines and reflects the increasing global demand for unmanned maritime platforms.

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