Measurement of the permittivity and loss
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William R. Humbert; Waymond R. Scott Jr.
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Article
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1997
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John Wiley and Sons
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English
β 110 KB
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## 4. CONCLUSION We present a method-of-moments-based analysis of different helical antennas. The dielectric coating effect and finite ground planes are taken into account. A simple method is described for transforming a printed quadrifilar helical antenna into an equivalent wire structure, allowin