Indian defence minister Arun Jaitley handed over three indigenously developed systems to the Indian Navy (IN) on 24 March, India's Press Information Bureau (PIB) said.
Developed by India's Defence Research and Development Organisation (DRDO), the naval systems presented to IN Chief of Staff Admiral Sunil Lanba include the USHUS-II integrated submarine sonar suite, directing gear for shipborne sonar arrays, and a ring laser gyroscope (RLG)-based shipborne inertial navigation system.
According to the PIB the USHUS-II is a "highly evolved compendium of multiple sensors". The constituent sonars in the suite include a passive sonar, active sonar, intercept sonar, obstacle avoidance sonar, and underwater telephony.
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