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  2. JNR Class EF10 - Wikipedia

    en.wikipedia.org/wiki/JNR_Class_EF10

    18,380 mm (60 ft 3 + 5 ... Locomotives EF10 30 to 33 continued with the same welded angular body design, but used cast bogie frames. ... 10: Locomotive with maximum ...

  3. AN/FRD-10 - Wikipedia

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

    The AN/FRD-10 is a United States Navy circularly disposed antenna array (CDAA), built at a number of locations during the Cold War for high frequency radio direction finding and signals intelligence. In the Joint Electronics Type Designation System , FRD stands for fixed ground, radio, direction finding. 14 sites were originally constructed as ...

  4. Sector antenna - Wikipedia

    en.wikipedia.org/wiki/Sector_antenna

    Typical GSM sector antenna outdoor unit. A sector antenna is a type of directional microwave antenna with a sector-shaped radiation pattern.The word "sector" is used in the geometric sense; some portion of the circumference of a circle measured in degrees of arc. 60°, 90° and 120° designs are typical, often with a few degrees 'extra' to ensure overlap and mounted in multiples when wider or ...

  5. Douglas F3D Skyknight - Wikipedia

    en.wikipedia.org/wiki/Douglas_F3D_Skyknight

    No more than 10 EF-10Bs were in Vietnam at one time. The Electronic Warfare Skyknight was a valuable Electronic countermeasure asset to jam the SA-2 surface-to-air missiles tracking and guidance systems. [5] VMCJ-1 made history when its EF-10Bs conducted the first USMC airborne radar jamming mission on 29 April 1965 to support a USAF strike

  6. Q-par Angus - Wikipedia

    en.wikipedia.org/wiki/Q-par_Angus

    Q-par Angus was a designer and manufacturer of microwave and RF antennas for commercial and defense use; in May 2013 the company was acquired by Solid State PLC. [ 1 ] The company was formed in 1973 in Birmingham, UK, by Dr Richard Holliday and his wife Jenny Holliday.

  7. Precision approach radar - Wikipedia

    en.wikipedia.org/wiki/Precision_Approach_Radar

    Precision approach radar or PAR is a type of radar guidance system designed to provide lateral and vertical guidance to an aircraft pilot for landing, until the landing threshold is reached. [1] Controllers monitoring the PAR displays observe each aircraft 's position and issue instructions to the pilot that keep the aircraft on course and ...

  8. AN/APQ-120 - Wikipedia

    en.wikipedia.org/wiki/AN/APQ-120

    AN/AWG-10 with AN/APG-59 [inconsistent] AN/AWG stands for (A) Piloted Aircraft (W) Armament (G) Fire Control. AN/APG-59 was the first FCR integrated into AN/AWG-10, which developed into two more versions, A and B. The original AN/AWG-10 can detect an aerial target with 5 square meters radar cross section more than 100 kilometers away.

  9. MIM-104 Patriot - Wikipedia

    en.wikipedia.org/wiki/MIM-104_Patriot

    The antennas can be controlled in azimuth, and the masts can be elevated up to 100 feet 11 inches (30.76 m) above ground level. Mounted at the base of each pair of antennas are two high-power amplifiers associated with the antennas and the radios in the co-located shelter.

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