calnu

pylayers.antprop.loss.calnu(h, d1, d2, fGHz)

Calculate the diffraction Fresnel parameter

h : signed height w.r.t LOS (meter) d1 : distance 1 (meter) d2 : distance 2 (meter) fGHz : frequency GHz

\[\nu = h \sqrt{\frac{2}{\lambda} \frac{d_1+d_2}{d_1 d_2}}\]