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Northrop Grumman Electronic Systems (NGES) was a business segment of
Northrop Grumman Northrop Grumman Corporation is an American multinational Aerospace manufacturer, aerospace and Arms industry, defense company. With 97,000 employees and an annual revenue in excess of $40 billion, it is one of the world's largest Arms industry ...
from 1996 to 2015, until a reorganization on January 1 2016 merged other Northrop Grumman businesses into NGES to form a new segment called Mission Systems. NGES had originally been created by Northrop Grumman's acquisition of Westinghouse Electronic Systems Group in 1996. The Electronic Systems sector was a designer, developer, and manufacturer of a wide variety of advanced defense electronics and systems. The division had 120 locations worldwide, including 72 international offices, and approximately 24,000 employees; accounting for 20% of company sales in 2005.Northrop Grumman Corporation (2006), ''2005 Annual Report''


Organization divisions

Headquartered outside
Baltimore Baltimore is the most populous city in the U.S. state of Maryland. With a population of 585,708 at the 2020 census and estimated at 568,271 in 2024, it is the 30th-most populous U.S. city. The Baltimore metropolitan area is the 20th-large ...
in Linthicum,
Maryland Maryland ( ) is a U.S. state, state in the Mid-Atlantic (United States), Mid-Atlantic region of the United States. It borders the states of Virginia to its south, West Virginia to its west, Pennsylvania to its north, and Delaware to its east ...
near the Baltimore airport ( BWI), Northrop Grumman Electronic Systems was organized into the following divisions: *Advanced Concepts & Technologies *Aerospace Systems *Naval & Marine Systems *Defensive Systems *Navigation Systems *Government Systems *Space & ISR Systems


Systems

Northrop Grumman Electronic Systems provided: * Airborne
radar Radar is a system that uses radio waves to determine the distance ('' ranging''), direction ( azimuth and elevation angles), and radial velocity of objects relative to the site. It is a radiodetermination method used to detect and track ...
systems * Secondary surveillance systems *
Inertial navigation system An inertial navigation system (INS; also inertial guidance system, inertial instrument) is a navigation device that uses motion sensors (accelerometers), rotation sensors (gyroscopes) and a computer to continuously calculate by dead reckoning th ...
s and sensors * Electronic warfare systems * Precision weapons *
Air traffic control Air traffic control (ATC) is a service provided by ground-based air traffic controllers who direct aircraft on the ground and through a given section of controlled airspace, and can provide advisory services to aircraft in non-controlled air ...
systems *
Air defense Anti-aircraft warfare (AAW) is the counter to aerial warfare and includes "all measures designed to nullify or reduce the effectiveness of hostile air action".AAP-6 It encompasses surface-based, subsurface (Submarine#Armament, submarine-lau ...
systems *
Communications Communication is commonly defined as the transmission of information. Its precise definition is disputed and there are disagreements about whether Intention, unintentional or failed transmissions are included and whether communication not onl ...
systems * Space systems * Marine and Naval systems * Integrated avionics systems * Postal automation and information systems


Key products

Key products included
active electronically scanned array An active electronically scanned array (AESA) is a type of phased array antenna, which is a computer-controlled antenna array in which the beam of radio waves can be electronically steered to point in different directions without moving the a ...
fire control radar A fire-control radar (FCR) is a radar that is designed specifically to provide information (mainly target azimuth, elevation, range and range rate) to a fire-control system in order to direct weapons such that they hit a target. They are sometim ...
s for the
F-16 The General Dynamics F-16 Fighting Falcon is an American single-engine supersonic multirole fighter aircraft originally developed by General Dynamics for the United States Air Force (USAF). Designed as an air superiority day fighter, it e ...
, F-22, and
F-35 The Lockheed Martin F-35 Lightning II is an American family of single-seat, single-engine, supersonic stealth strike fighters. A multirole combat aircraft designed for both air superiority and strike missions, it also has electronic warf ...
fighter aircraft, as well as the Longbow Fire Control Radar for the
AH-64 Apache The Hughes/McDonnell Douglas/Boeing AH-64 Apache ( ) is an American twin-turboshaft attack helicopter with a tailwheel-type landing gear and a tandem cockpit for a crew of two. Nose-mounted sensors help acquire targets and provide night vis ...
helicopter. Other products included the AWACS radar, the
Boeing The Boeing Company, or simply Boeing (), is an American multinational corporation that designs, manufactures, and sells airplanes, rotorcraft, rockets, satellites, and missiles worldwide. The company also provides leasing and product support s ...
737-based Wedgetail MESA airborne early warning and control systems, E-8 Joint STARS air-to-ground surveillance radar sensor, the Longbow Hellfire missile, the ALQ-135 radar jammer for the
F-15 Eagle The McDonnell Douglas F-15 Eagle is an American twin-engine, all-weather fighter aircraft designed by McDonnell Douglas (now part of Boeing). Following reviews of proposals, the United States Air Force (USAF) selected McDonnell Douglas's des ...
, ALQ-218 Tactical Jamming Receiver for the EA-18G Growler and
EA-6B The Northrop Grumman (formerly Grumman) EA-6B Prowler is a twin-engine, four-seat, mid-wing electronic-warfare aircraft. Operated by both the United States Marine Corps and United States Navy between 1971 and 2019, it was derived from the A-6 I ...
ICAP III Prowler, tactical military radars, countrywide air defense systems,
Directional Infrared Counter Measures Directional Infrared Counter Measures (DIRCM) are a class of anti-missile systems produced to protect aircraft from infrared homing missiles, primarily Man-portable air-defense system, MANPADS and similar simple systems. Earlier infrared count ...
, undersea warfare systems, and naval propulsion and power generation systems.


History

Electronic Systems dates to 1938 when
Westinghouse Electric Corporation The Westinghouse Electric Corporation was an American manufacturing company founded in 1886 by George Westinghouse and headquartered in Pittsburgh, Pennsylvania. It was originally named "Westinghouse Electric & Manufacturing Company" and was ...
’s Radio Division moved to
Baltimore Baltimore is the most populous city in the U.S. state of Maryland. With a population of 585,708 at the 2020 census and estimated at 568,271 in 2024, it is the 30th-most populous U.S. city. The Baltimore metropolitan area is the 20th-large ...
, Maryland from
Massachusetts Massachusetts ( ; ), officially the Commonwealth of Massachusetts, is a U.S. state, state in the New England region of the Northeastern United States. It borders the Atlantic Ocean and the Gulf of Maine to its east, Connecticut and Rhode ...
and
Pittsburgh Pittsburgh ( ) is a city in Allegheny County, Pennsylvania, United States, and its county seat. It is the List of municipalities in Pennsylvania#Municipalities, second-most populous city in Pennsylvania (after Philadelphia) and the List of Un ...
,
Pennsylvania Pennsylvania, officially the Commonwealth of Pennsylvania, is a U.S. state, state spanning the Mid-Atlantic (United States), Mid-Atlantic, Northeastern United States, Northeastern, Appalachian, and Great Lakes region, Great Lakes regions o ...
. In 1939, Westinghouse doubled its manufacturing area in its Baltimore location to accommodate the production of the then secret
SCR-270 The SCR-270 was one of the first operational early-warning radars. It was the U.S. Army's primary long-distance radar throughout World War II and was deployed around the world. It is also known as the Pearl Harbor Radar, since it was an SCR-27 ...
aircraft warning radar. In 1941, an SCR-270 radar detected the December 7th attack on
Pearl Harbor Pearl Harbor is an American lagoon harbor on the island of Oahu, Hawaii, west of Honolulu. It was often visited by the naval fleet of the United States, before it was acquired from the Hawaiian Kingdom by the U.S. with the signing of the Reci ...
. However, its warnings went unheeded because of high-level uncertainty about the new technology's reliability. The first ground-based radar built for the Army Signal Corps, the SCR-270, was the model to stay in action throughout all of
World War II World War II or the Second World War (1 September 1939 – 2 September 1945) was a World war, global conflict between two coalitions: the Allies of World War II, Allies and the Axis powers. World War II by country, Nearly all of the wo ...
. From 1941–1945, the Westinghouse Radio Division manufactured approximately 50 products during the war. Until 1942, most of this was radio equipment; later, production shifted to radar products. Wartime production included ground-based and naval radio and radar, electronic fuses, and torpedoes. In 1953, the unit patented technologies for the
Pulse-Doppler radar A pulse-Doppler radar is a radar system that determines the range to a target using pulse-timing techniques, and uses the Doppler effect of the returned signal to determine the target object's velocity. It combines the features of pulse radars and ...
, creating airborne systems that could detect both stationary and moving targets, determine their range, and distinguish targets from background "clutter". Pulse-Doppler is the basis for airborne radars in use today. By 1966, the division designed and developed a miniaturized black-and-white camera that captured images from the
Project Apollo The Apollo program, also known as Project Apollo, was the United States human spaceflight program led by NASA, which Moon landing, landed the first humans on the Moon in 1969. Apollo followed Project Mercury that put the first Americans in sp ...
Lunar Module that landed on the Moon on July 20, 1969. In 1967, the world's first solid-state radar, the AN/APQ-120 for the
F-4 Phantom II The McDonnell Douglas F-4 Phantom II is an American tandem two-seat, twin-engine, all-weather, long-range supersonic jet interceptor and fighter-bomber that was developed by McDonnell Aircraft for the United States Navy.Swanborough and Bower ...
fighter, was produced by the division. In 1947, Westinghouse acquired Joshua Hendy Iron Works. In 1974, the division began development of the AN/APG-66 radar for the F-16. The unit produced over 6,000 radars for various versions of the F-16. In 1976, Westinghouse Electronic Systems delivered the first
E-3 Sentry The Boeing E-3 Sentry is an American airborne early warning and control (AEW&C) aircraft developed by Boeing. E-3s are commonly known as AWACS (Airborne Warning and Control System). Derived from the Boeing 707 airliner, it provides all-weath ...
AWACS long-range airborne surveillance radar. In 1996, Westinghouse was selected to create the radar for the F-35 Joint Strike Fighter, which eventually became the AN/APG-81.


Expansion within Northrop Grumman

Electronic Systems merged and acquired many companies during its existence. Parts or all of the following companies or organizations were part of the sector: Westinghouse Electronic Systems, California Microwave,
Litton Industries Litton Industries, Inc., was an American defense contractor that specialized in shipbuilding, aerospace, electronic components, and information technology. The company was founded in 1953 and was named after inventor Charles Litton Sr., who was ...
Advanced Electronics division, Solystic SA, Xetron Corporation, Aerojet Corporation Electronics & Information Systems, and Fibersense Technology Corp. During the period from 1996 to 2005, Electronic Systems' annual sales increased from US$2.3B to US$6.6B.


See also

* Northrop Grumman business sectors * National Electronics Museum


References

{{Westinghouse, state=autocollapse Electronic Systems