A very directional, but low-efficiency, type of sonar (used by fisheries, military, and for port security) makes use of a complex nonlinear feature of water known as non-linear sonar, the virtual transducer being known as a parametric array.

Jun 10, 2009 · Sonar systems—first developed by the U.S. Navy to detect enemy submarines—generate slow-rolling sound waves topping out at around 235 decibels; the world’s loudest rock bands top out at only 130....

Massa leads in the development and manufacture of military sonar transducers and systems for virtually every type of application, including submarine sonar.

Dec 4, 2024 · Originally developed for anti-submarine warfare (ASW), tactical sonar is used for a variety of purposes including target and hazard detection, distance measuring, mapping, navigation, and communication.

Discover the leading Military Sonar Systems & Equipment for the Naval Industry. Download the free Buyer's Guide today for full details.

Jan 25, 2023 · In the world of submarine warfare, it pays to listen. We breakdown the two types of sonar—active and passive—and how each is used by the military.

Nov 20, 2023 · Australian navy divers have suffered minor injuries from a sonar pulse by a Chinese navy vessel. Here’s what that means and how underwater sound can hurt divers.

In response to devastating allied shipping and human losses from German U-boat attacks during World War II, the Navy began using sonar. Today sonar is used to track and target submarines,...

This category is for articles about military sonar equipment developed by the United States. The following 16 pages are in this category, out of 16 total. This list may not reflect recent changes.

Sonar (originally an acronym for SOund Navigation And Ranging) is a technique that uses sound propagation (usually underwater, as in submarine navigation) to navigate, communicate with or detect objects on or under the surface of the water, such as other vessels. Two types of technology share...