FPS-20

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FPS-20 Long Range Search Radar Set - A Long Range Search Radar set built by Bendix Corporation. Deployed in the late 1950s and 1960s to SAGE System radar sites. One of the most widely used heavy search radar sets during the period. Modified by GPA-102 and GPA-103 modification kits to provide additional electronic counter-counter measures (ECCM) and re-designated as a FPS-64/65/66/67 depending on which kit was applied.

Kamloops AFS FPS-20 Search Radar Antenna, now in a City Park.
Kamloops AFS FPS-20 Search Radar Antenna, now in a City Park.

FPS-20 Search Radar

FPS-20 Search Radar
Element Value Notes
Nomenclature FPS-20
Origins FPS-3
Variants FPS-20A
FPS-20B
FPS-20 + GPA-102 = FPS-64
FPS-20 + GPA-103 = FPS-65
FPS-20A + GPA-102 = FPS-66
FPS-20A + GPA-103 = FPS-67
Manufacturer Bendix Corporation
Type Search
Number Made 200+
IEEE Band L
Frequency 1250-1350 MHz
PRF 360
Pulse Width 2 us
Rotation Speed
Power Klystron
Range 220 nmi Long Range
Altitude 65k
Introduced 1956
FPS-20 on Temperate Tower


See Also:

Sources:

  • Winkler, David F., Searching the skies: the legacy of the United States Cold War defense radar program, USAF Hq Air Combat Command, 1997, 192 pages, Pdf
  • MIL-HDBK-162A, 15 Dec 1965.

Links:


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