Effect of wall thickness on radiation from circular waveguides

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Effect of wall thickness on radiation from circular waveguides

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© The Institution of Electrical Engineers
Published

An experimental study shows that the thickness of a circular waveguide wall greatly affects its radiation characteristics. The exact solution of Weinstein for infinitely thin walls appears in practice to be valid only when the wall thickness is less than 0.01 λ.

Inspec keywords: waveguide antennas; antenna radiation patterns; circular waveguides

Other keywords: circular waveguides; waveguide wall thickness effects; radiation characteristics; waveguide open end radiation; waveguide antennas

Subjects: Antenna theory; Waveguides and microwave transmission lines; Single antennas

References

    1. 1)
      • G.L. James . Radiation properties of 90° conical horns. Electron. Lett. , 293 - 294
    2. 2)
      • A.L. Weinstein . (1969) , The theory of diffraction and the factorization method.
    3. 3)
      • J.E. Hansen , L. Shafai . Cross-polarized radiation from waveguides and narrow-angle horns. Electron. Lett. , 313 - 314
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