submarine detection

After American entry into the war in 1917, they encouraged work on submarine detection.

I simply want to know how many people know about this submarine detection.

Rankine's work during this period included developing submarine detection technology.

But this is bad place for submarine detection.

The highest estimate offered thus far by American officials for the cost of upgrading submarine detection has been $1 billion.

These sonobuoys are not designed for use in submarine detection or localization.

Lee compromised classified weapons information, microwave submarine detection technology, and other national defense data.

More recently indirect methods of submarine detection have been tried, mainly via its wake.

They have a central computer system for submarine detection, processing of information, and firing of weapons.

Other groups worked on submarine detection, adhesives chemistry, and engine health monitoring.

The helicopter may be solely a weapons carrier or it can have submarine detection capabilities.

She also contributed to research to assist the Navy in developing techniques and equipment for submarine detection.

During World War I, he worked on the practical problems of submarine detection.

Submarine detection and classification remained on the research agenda, although the focus shifted gradually toward shallow waters.

During the war Raytheon also pioneered the production of shipboard radar systems, particularly for submarine detection.

During World War II, the company produced submarine detection devices.

Some submarine detection systems use the magnetic signatures of submarines as one input to their locating schemes.

Texas Instruments entered the defense electronics market in 1942 with submarine detection equipment, based on the seismic exploration technology previously developed for the oil industry.

Naval hydrographic survey vessels often do naval research, for example, on submarine detection.

An electronic submarine detection system registered its passage at 0930 on 18 February, but the signal was dismissed as caused by a patrol boat.

Aircraft-based submarine detection was the obvious solution.

The British Admiralty rejects a proposal to use captive balloons for submarine detection.

"We'll see to it that you get full information on the new submarine detection system, Prince Trask," the Admiral said.

(note: the original site was used for several years as a communications site and for submarine detection)

In the past, said the spokeswoman, Jan Walker, "they looked at things like submarine detection, things that were very heavily physics oriented."