A hydrophone is an underwater listening device, just as a microphone is used to detect sound in the air. Hydrophone detects sounds in the water and converts the acoustic energy into electrical energy by detecting changes in pressure in the surrounding environment. Hydrophones listen to sounds in the sea, but …

Indo-Pacific today is evolving into a significant frontier in the international arena, with an unstable geopolitical equilibrium for sea dominance due to China’s expansionist plans.   South China and Asian Feuds are fuelling the race among nations to acquire Submarines and Anti Submarine Warfare (ASW) Capability. The territorial disputes among …