Sycamore Canyon Test Facility is a rocket and weapons test site located east of

MCAS Miramar Marine Corps Air Station Miramar (MCAS Miramar) , formerly Naval Auxiliary Air Station (NAAS) Miramar and Naval Air Station (NAS) Miramar, is a United States Marine Corps installation that is home to the 3rd Marine Aircraft Wing, which is the av ...

in northern

San Diego San Diego ( , ; ) is a city on the Pacific Ocean coast of Southern California located immediately adjacent to the Mexico–United States border. With a 2020 population of 1,386,932, it is the List of United States cities by population, eigh ...

, in

Scripps Ranch Scripps Ranch is a community of San Diego, California in the northeastern part of that city. Its ZIP code is 92131. It is located east of Interstate 15, north of Marine Corps Air Station Miramar, and south of Poway. Scripps Ranch is a coastal/i ...

. A number of weapons contractors have had facilities at the site including

Lockheed-Martin The Lockheed Martin Corporation is an American aerospace manufacturer, aerospace, military, arms, defense, information security, and Technology company, technology corporation with worldwide interests. It was formed by the Horizontal integrati ...

Hughes Aircraft The Hughes Aircraft Company was a major American aerospace and defense contractor founded on February 14, 1934 by Howard Hughes Howard Robard Hughes Jr. (December 24, 1905 – April 5, 1976) was an American business magnate, record-setting p ...

and

General Dynamics General Dynamics Corporation (GD) is an American publicly traded, aerospace and defense corporation headquartered in Reston, Virginia. As of 2020, it was the fifth-largest defense contractor in the world by arms sales, and 5th largest in the Uni ...

. The engines for the

Atlas An atlas is a collection of maps; it is typically a bundle of maps of Earth or of a region of Earth. Atlases have traditionally been bound into book form, but today many atlases are in multimedia formats. In addition to presenting geographic ...

missile and

Centaur A centaur ( ; grc, κένταυρος, kéntauros; ), or occasionally hippocentaur, is a creature from Greek mythology with the upper body of a human and the lower body and legs of a horse. Centaurs are thought of in many Greek myths as being ...

rocket stage were tested at the site. The entire measuring equipment for the test site has been built by

Baldwin-Lima-Hamilton The Baldwin Locomotive Works (BLW) was an American manufacturer of railroad locomotives from 1825 to 1951. Originally located in Philadelphia, it moved to nearby Eddystone, Pennsylvania, in the early 20th century. The company was for decades t ...

.Three Firms Build Measuring Unit
''

Aviation Week ''Aviation Week & Space Technology'', often abbreviated ''Aviation Week'' or ''AW&ST'', is the flagship magazine of the Aviation Week Network. The weekly magazine is available in print and online, reporting on the aerospace, defense and aviati ...

'', March 24, 1958, v. 68, no. 12, p. 43.

References

External links

San Diego’s Secret Missile-Testing Sites
Buildings and structures in San Diego County, California Rocketry General Dynamics {{rocket-stub