Broadband Quasi-Taper Helical Antennas.

Abstract

A unique approach is described for widening the bandwidth of a helical antenna with improved gain, pattern, and axial ratio characteristics. The antenna may be described as a non-uniform or quasi-taper helix, which consists of a combination of uniform and tapered helix sections. Measured patterns, gain, axial ratio, and VSWR for various helical antenna configurations are presented and compared. It is shown that a non-uniform, quasi-taper helix can provide an operating bandwidth twice that of a conventional uniform-diameter helix. (Author)

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Document Details

Document Type
Technical Report
Publication Date
Sep 30, 1977
Accession Number
ADA046067

Entities

People

  • H. E. King
  • J. L. Wong

Organizations

  • The Aerospace Corporation

Tags

Communities of Interest

  • Air Platforms
  • Space
  • Weapons Technologies

DTIC Thesaurus Topics

  • Air Force
  • Antenna Configurations
  • Antennas
  • Bandwidth
  • Corporations
  • Diameters
  • Frequency
  • Frequency Bands
  • Frequency Response
  • Helical Antennas
  • Radiation
  • Radiation Patterns
  • Shape
  • System Software

Fields of Study

  • Physics

Readers

  • Aerodynamics.
  • Electromagnetic Wave Scattering and Antenna Radiation Engineering
  • Unmanned Aerial System (UAS) Autonomous Capabilities and Mission Reconnaissance.