Performance Comparison of Symmetric and Offset Reflector Antennas Adaptively Illuminated by Novel Triple Mode Feedhorn

<table>Reflection coefficient magnitudes for the TE<sub>11</sub>, TM<sub>01</sub>, and TE<sub>21</sub> modes excited in the triple-mode feedhorn.</table>

International Journal of Antennas and Propagation

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Figure 2

Figure 2: Performance Comparison of Symmetric and Offset Reflector Antennas Adaptively Illuminated by Novel Triple Mode Feedhorn 