The DMS-1000 was an experimental

surface search radar A surface-search radar, sometimes more accurately known as a sea-surface-search radar or naval surveillance radar, is a type of military radar intended primarily to locate objects on the surface of lakes and oceans. Part of almost every modern naval ...

developed by the

MIT Radiation Laboratory The Radiation Laboratory, commonly called the Rad Lab, was a microwave and radar research laboratory located at the Massachusetts Institute of Technology (MIT) in Cambridge, Massachusetts. It was first created in October 1940 and operated until 3 ...

and produced in limited numbers by

Western Electric Western Electric Co., Inc. was an American electrical engineering and manufacturing company that operated from 1869 to 1996. A subsidiary of the AT&T Corporation for most of its lifespan, Western Electric was the primary manufacturer, supplier, ...

in late 1942. The first unit was sent to be used by the

RAF Coastal Command RAF Coastal Command was a formation within the Royal Air Force (RAF). It was founded in 1936, when the RAF was restructured into Fighter, Bomber and Coastal commands and played an important role during the Second World War. Maritime Aviation ...

in a

Liberator GR Liberator or The Liberators may refer to: Literature * ''The Liberators'' (Suvorov book), a 1981 book by Victor Suvorov * ''The Liberators'' (comic), a British comic book * ''The Liberator'', a Paris-based journal that published an article abou ...

and entered service in January 1943 under the name ASV Mark IV. Seven additional examples were received by June, sent to No. 224 Squadron RAF, where they were used operationally over the

Mid-Atlantic Gap The Mid-Atlantic gap is a geographical term applied to an undefended area of the Atlantic Ocean during the Battle of the Atlantic in the Second World War. The region was beyond the reach of land-based RAF Coastal Command antisubmarine (A/S) air ...

. No more were produced and production switched to the similar

AN/APS-2 The AN/APS-2, originally known as ASG (air-surface, model G), was a surface search radar developed by Philco originally for use in US Coast Guard blimps to detect German submarines. It proved better than several similar models then being built, and ...

for further deliveries, known in RAF service as ASV Mark V.

References

External links

* {{US-mil-stub World War II radars World War II American electronics