OVERVIEW: The AN/FPS-93A is a General Surveillance Radar used by the U.S. Air Force Air Defense Command.
DETAILS: Earlier version AN/FPS-20 dominated US air surveillance in the 1950's and 1960s.
NOTES: The AN/FPS-93 was upgraded to 93A version in 1988.
SOURCES: Radomes, Inc. - The Air Defense Radar Veterans Association. "AN/FPS-93." Accessed November 24, 2013. http://www.radomes.org/museum/equip/radarequip.php?link=fps-93.html