The USS Becuna submarine sank 3,888 tons of shipping and earned four battle stars in World War II.

Remember, when in a submarine one must think up and down as well as left and right. Sonar technicians are able to look at the sound waves and identify their source with extreme accuracy.

The US Navy is outfitting a pair of its submarines with new technologies ... that will reduce the boat's sonar signature. Inside the hull, the engine room is being fitted with about a dozen ...

It's not wrong to say that fast attack subs and ballistic missile submarines have many of them same basic features. They all ...

U-96 Sonar is a good example in this sense ... bring it up to modern standards but rather to do so while retaining the submarine's "historical essence." Photo: Apple Camping This was done by ...

As submarine detection technology evolved over the last century, introducing passive and active sonar, surface-scanning radar, and magnetic anomaly detectors, submarines only got stealthier.

Summary and 4 Points You Need to Know: The USS Jimmy Carter (SSN-23), one of three Seawolf-class submarines ... advanced sonar systems, and a vast array of weaponry. -Despite its cost and limited ...

Fitted to the array is sophisticated sonar equipment, which, in this incident, was in a collision with the Russian submarine. HMS Northumberland was tracking the underwater vessel at the time of ...