Question: A parallel-plate guide is to be constructed for operation in the TEM mode only over the frequency range 0 < f < 3 GHz. The

A parallel-plate guide is to be constructed for operation in the TEM mode only over the frequency range 0 < f < 3 GHz. The dielectric between plates is to be teflon (∈'_r = 2.1). Determine the maximum allowable plate separation, d.

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