void coaxline::calcNoiseAC (nr_double_t) { nr_double_t l = getPropertyDouble ("L"); if (l < 0) return; // calculate noise using Bosma's theorem nr_double_t T = getPropertyDouble ("Temp"); setMatrixN (4 * kelvin (T) / T0 * real (getMatrixY ())); }
void twistedpair::calcNoiseAC (nr_double_t) { if (len < 0) return; // calculate noise using Bosma's theorem nr_double_t T = getPropertyDouble ("Temp"); setMatrixN (4 * kelvin (T) / T0 * real (getMatrixY ())); }