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  2. AN/FLR-9 - Wikipedia

    en.wikipedia.org/wiki/AN/FLR-9

    The antenna array is composed of three concentric rings of antenna elements. Each ring of elements receives RF signals for an assigned portion of the 1.5 to 30-MHz radio spectrum. The outer ring normally covers the 2 to 6-MHz range (band A), but also provides reduced coverage down to 1.5 MHz.

  3. Beechcraft RC-12 Guardrail - Wikipedia

    en.wikipedia.org/wiki/Beechcraft_RC-12_Guardrail

    The Beechcraft RC-12 Guardrail is an airborne signals intelligence (SIGINT) collection platform based on the Beechcraft King Air and Super King Air.While the US military and specifically the United States Army have numerous personnel transport variants of the King Air platforms referred to with the general C-12 designation, the RC-12 specification refers to a heavily modified platform that ...

  4. AN/VRC-12 - Wikipedia

    en.wikipedia.org/wiki/AN/VRC-12

    The AN/VRC-12 is the lowest-numbered element of a family of vehicular VHF-FM synthesized vehicular radio communications systems developed by Avco Corporation [1] and introduced around 1963 and used extensively by the U.S. military during the Vietnam War and for many years after.

  5. List of military electronics of the United States - Wikipedia

    en.wikipedia.org/wiki/List_of_military...

    AN/FPS-12: Surveillance radar supporting Downrange Anti-missile Measurement Program : USAS American Mariner: AN/FPS-14: S-band medium-range low-altitude search Radar: Bendix Corporation: AN/FPS-16: Ground-based monopulse single object tracking radar (SOTR) NASA, US Air Force, US Army: Naval Research Laboratory (NRL) AN/FPS-17

  6. AN/URC-117 Ground Wave Emergency Network - Wikipedia

    en.wikipedia.org/wiki/AN/URC-117_Ground_Wave...

    Typical GWEN relay node. The Ground Wave Emergency Network (GWEN) was a US Air Force command and control communications system, deployed briefly between 1992 and 1994, intended for use by the United States government to facilitate military communications before, during and after a nuclear war.

  7. AN/FRD-10 - Wikipedia

    en.wikipedia.org/wiki/AN/FRD-10

    The AN/FRD-10 antenna was a scaled-up version of the NRL prototype antenna array. [12 ... frequency range compared to the Air Force AN/FLR-9 system. [2] The ...