Submarines, warships and other naval platforms use sonar equipment and sonar systems to safely navigate deep waters.
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Sonar equipment is also used for mine detection, providing depth information and anti-submarine warfare (ASW).
Leading suppliers of military sonar equipment and sonar systems
Our Naval Technology team has researched and listed some of the leading suppliers of sonar equipment and sonar systems.
These include sonar transducers, side scan sonars, acoustic sensors, hydroacoustic technology systems, echo sounders and underwater communication systems, based on its intel, insights and decades-long experience in the sector.
Our extensive list also includes suppliers of oceanographic instrumentation and monitoring systems, underwater acoustics systems, sonar range prediction systems, and signal processing systems for sonar.
The information contained within our download document has been carefully compiled to offer maximum value.
It will be of particular use for sonar technicians and engineers, sonar operators, acoustic modellers and analysts, marine technicians, and sonar payload technicians.
Our download contains some detailed information on suppliers and their product lines as well as contact details to aid your purchasing decision.
Important sonar sensor components
The main components of sonars are transmitter, transducer, receiver and display. The sonar transmitter generates a pulse that is used by the sonar transducer to produce a sound wave.
The sound wave returns to the sonar transducer when it hits an object and is converted into an electrical pulse, which is amplified by the receiver and sent to the display.
Applications of military sonar systems in the navy
Sonar equipment has multiple applications in the naval industry, some of which are listed below.
Mine and obstacle detection
Mine detection sonar systems can help detect various types of mines, including bottom mines, moored mines and floating mines, as well as other objects that could obstruct naval vessel navigation.
Sonars provide full coverage and awareness of surrounding waters in addition to high-resolution images and detailed bathymetry of the seabed, which enables naval vessels to safely navigate uncharted waters.
Anti-submarine warfare
ASW underwater sonar equipment is used by naval defence vessels to detect, classify, track and attack underwater threats and targets, such as torpedoes. ASW sonars are usually of two types, active or passive.
Active sonars are used to detect the acoustic signature of a submarine or underwater threat and target its position. Passive sonars are used to listen to the sounds of submarines and surface vessels using underwater hydrophones.
Navigation and communication
Sonar technology is used by submarines to safely navigate, as radars are not effective under water.
Sonar arrays are usually hull-mounted or towed and enable the detection of faraway objects.
Communication sonar systems use sound propagation to communicate with other vessels and submarines.
FAQs
What are the primary components of a sonar system?
A sonar system comprises four key components: a transmitter, transducer, receiver, and display. The transmitter generates a pulse, which the transducer converts into a sound wave.
This wave bounces back when it hits an object and returns to the transducer, which converts it into an electrical pulse for the receiver. The receiver amplifies this pulse, and the data is displayed visually.
How is sonar used for mine detection?
Sonar systems play a crucial role in mine detection, identifying various types of naval mines such as bottom, moored, and floating mines.
By providing high-resolution images and detailed mapping of the seabed, sonar enables vessels to navigate safely and avoid underwater threats or obstacles.
What is the difference between active and passive sonar in anti-submarine warfare?
Active sonar emits sound waves and listens for echoes to detect and locate underwater threats like submarines.
It is used to pinpoint the position of targets. Passive sonar, on the other hand, listens for sounds made by submarines or other underwater objects, using hydrophones to detect and track them without emitting signals, thus maintaining stealth.
How does sonar assist in underwater navigation?
Sonar technology, particularly hull-mounted or towed arrays, allows submarines to navigate in deep waters where radar is ineffective.
Sonar helps detect nearby objects or terrain features, enabling safe travel through otherwise uncharted areas, improving navigational accuracy and safety.
What are the key applications of sonar in naval communication?
Sonar is vital for underwater communication, as radio waves do not travel effectively through water.
By using sound waves, submarines and naval vessels can communicate with one another, exchanging data and maintaining coordination even when submerged.