April 1985, the 28th provided theater and Air Force commands with airborne forces for surveillance, warning, command and control, communications, and electronic combat operations. It was the Tactical Air Command single manager for the E-3 Airborne Warning and Control System (AWACS), EC-130H Compass Call, EC-130E Airborne Battlefield Command and Control Center (ABCCC), and EC-135K Tactical Deployment Control Squadron (TDCS) in support of unified and specified commands. Inactivated on 29 May 1992 as part of the inactivation of Air Defense Tactical Air Command, its mission being incorporated into the Air Combat Command Western Air Defense Sector. Lineage Established as the 28 Air Division (Defense) on 8 November 1949 Activated on 8 December 1949 Inactivated on 1 February 1952 Organized on 1 February 1952 Redesignated: 28 Air Division (SAGE) on 1 July 1960 Redesignated: 28 Air Division on 1 April 1966 Inactivated on 19 November 1969 Activated on 1 April 1985 Inactivated on 29 May 1992 Assignments Fourth Air Force, 8 December 1949 Western Air Defense Force, 1 August 1950 – 1 July 1960 Air Defense Command, 1 July 1960 Tenth Air Force, 1 April 1966 – 19 November 1969 Air Defense Tactical Air Command, 1 April 1985 – 29 May 1992 Stations Hamilton Air Force Base, California, 8 December 1949 – 1 April 1966 Malmstrom Air Force Base, Montana, 1 April 1966 – 19 November 1969 Tinker Air Force Base, Oklahoma, 1 April 1985 – 29 May 1992 Components Sectors Los Angeles Air Defense Sector (LAADS) Norton Air Force Base, California, 1 July 1960 – 1 April 1966 Phoenix Air Defense Sector (PhADS) Luke Air Force Base, Arizona, 1 July 1960 – 1 April 1966 Reno Air Defense Sector (ReADS) Stead Air Force Base, Nevada, 1 July 1960 – 1 April 1966 San Francisco Air Defense Sector (SFADS) Beale Air Force Base, California, 15 February 1959 – 1 August 1963 Wings 78th Fighter Wing (Air Defense) Hamilton Air Force Base, California, 18 October 1956 – 1 July 1960; 1 August 1963 – 1 April 1966 552d Early Warning and Control Wing McClellan Air Force Base, California, 1 July 1960 – 1 April 1966; 1 April 1985 – 29 May 1992 Groups 78th Fighter Group (Air Defense) Hamilton Air Force Base, California, 18 August 1955 – 18 October 1956 408th Fighter Group (Air Defense) Kingsley Field, Oregon, 8 April 1956 – 1 March 1959 542d Aircraft Control and Warning Group Hamilton Air