Characteristics of a 240 to 400 MHz 4-Inch Depth Ridged-Cavity Cross-Slot Antenna on a Curved Ground Plane

Abstract

A cross-slot antenna backed by a 33-in. square x 4.18-in. deep ridged cavity is described for operation in the 240 to 400 MHz band. The antenna was developed for a potential flight test evaluation using a satellite-to-aircraft communication link. Measured VSWR, radiation patterns and gain with the antenna mounted on a 9.5 ft x 9.5 ft cylindrically curved ground plane are shown. This curved ground plane simulates a section of the fuselage of a KC-135 aircraft.

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Document Details

Document Type
Technical Report
Publication Date
Jan 20, 1977
Accession Number
ADA048717

Entities

People

  • C. E. Ermatinger
  • H. E. King
  • J. L. Wong

Organizations

  • The Aerospace Corporation

Tags

Communities of Interest

  • Air Platforms
  • Energy and Power Technologies
  • Space
  • Weapons Technologies

DTIC Thesaurus Topics

  • Air Force
  • Aircrafts
  • Antennas
  • Artificial Satellites
  • Circular Polarization
  • Coordinate Systems
  • Dipole Antennas
  • Dipoles
  • Frequency
  • Fuselages
  • Gain
  • Insertion Loss
  • Losses
  • Measurement
  • Polarization
  • Radiation
  • Radiation Patterns

Fields of Study

  • Physics

Readers

  • Aviation Science / Aeronautics.
  • Electromagnetic Wave Scattering and Antenna Radiation Engineering

Technology Areas

  • Space