👉 sonar is a type of underwater acoustic instrument used for measuring and monitoring underwater sound levels. It consists of a reflector, two microphones, and an amplifier or microphone control unit.
The main function of a sonar system is to detect and measure underwater sounds that are not audible to the human ear. This can be useful for locating objects in water, detecting underwater noise sources, or even for studying aquatic ecosystems such as fish populations and oceanic currents.
Sonars can be used in various applications
sonar