Sonobuoys are one of the most used devices by ASW aircraft; they are containers with a number of hydrophones that once in the water pick the sound signals and transmit them to the mother aircraft. But, have you ever seen one working? See this P3 Orion lau

Sonobuoys are one of the most used devices by ASW aircraft; they are containers with a number of hydrophones that once in the water pick the sound signals and transmit them to the mother aircraft. But, have you ever seen one working? See this P3 Orion lau