Variable permittivity dielectric material loaded stepped-horn antenna
Variable permittivity dielectric material loaded stepped-horn antenna
Variable permittivity dielectric material loaded stepped-horn antenna
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Figure 4.4 Gain versus frequency of <strong>dielectric</strong> (εr = 1.5) <strong>loaded</strong> <strong>horn</strong> <strong>antenna</strong>s withuniform loading, step loading, linear loading and empty <strong>horn</strong> <strong>antenna</strong>.53