A short while later, England established a chain of Radio Detection and Ranging, or radar, stations along its south and east coasts to detect enemy planes and ships.
12.
In 1941, the U . S . Navy coined the acronym'RADAR'( RAdio Detection And Ranging ) for such systems; this soon led to the name'radar'and spread to other countries.
13.
The acronym RADAR ( for RAdio Detection And Ranging ) was coined by the U . S . Navy in 1940, and the term " radar " became widely used.
14.
The name radar came from the acronym RADAR, coined by the U . S . Navy in 1940 as a cover for their secret activities in Radio Detection And Ranging.
15.
The name was soon adopted by the U . S . Army, replacing Radio Position Finding ( RPF ), and by the British, replacing Radio Detection and Finding ( RDF ).
16.
The acronym RADAR ( for RAdio Detection And Ranging ) was coined by the U . S . Navy in 1940, and the subsequent name " radar " was soon widely used.
17.
List the merits and demerits of airborne radio detection finding at medium, high and very high frequencies ? please help The preceding contribs ) 06 : 33, 26 April 2007 ( UTC ).
18.
Based on this, Page, Taylor, and Young are usually credited with building and demonstrating the world's first true radar . ( Radar is a name coming from an acronym for RAdio Detection And Ranging.
19.
The Coherent Technologies system is called LIDAR, for Light Detection and Ranging . ( " Radar " stands for Radio Detection and Ranging . ) It sends out a laser beam 2 to 4 inches wide.
20.
In laboratory test during 1938, the system, now designated USS " New York " for sea trials starting in January 1939, and became the first operational radio detection and ranging set in the U . S . fleet.