skrf.media.rectangularWaveguide.RectangularWaveguide.lambda_cutoff

property RectangularWaveguide.lambda_cutoff: Number | Sequence[Number] | ndarray

Cutoff wavelength.

\[\lambda_c = v/f_c\]

where \(v= 1/\sqrt{\varepsilon \mu}\) and \(f_c\) the cut-off frequency.