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Antennas and Components

Large Ku-band Antenna System which Forms Planimetric Directional Diagram

  • Purpose: Forming required servicing area; signal radiation within the operating frequency band 11.7 - 12.2 GHz; signal reception within the operating frequency band 14 - 14.5 GHz.
  • Year of release: 2013
  • Guaranteed service life (years): 15
  • Estimated production / delivery time (months): 15
  • Brief history of flight qualification: Antenna underwent ground testing stage (preliminary tests).
ParameterValue
Frequency bandKu
Reflector aperture dimensions3.5×2 m
Reflector and boom materialshigh-modulus CFRP material
Reflector transfer mechanismprovides rotation of the reflector to up to 90° angle from the stowed to the operational position and pointing within the range ±4 along each axis out of the two rotation axes with an error of 0.016

Spacecraft antenna.

Remark

polarization selection of received signals and forming required polarization of the radiated signals