public static void Draw(double[] freqs, double[] mags)
            {
                if (!Enabled)
                {
                    return;
                }

                //var val = FFT.BinSumm(6, 13, freqs, mags) / FFT.BinSumm(6, 30, freqs, mags) * 100;
                var val = FFT.BinSumm(freq_1_from, freq_1_to, freqs, mags)
                          / FFT.BinSumm(freq_2_from, freq_2_to, freqs, mags)
                          * 100;

                //(var mag_d, var mag_t, var mag_a, var mag_b) = CalcMagDiaps(freqs, mags);
                //var mag_total = mag_t + mag_a + mag_b;

                //var val = (mag_t + mag_a) / mag_total * 100;

                s_feedback.Points.AddXY(MiscBands.dt_cur, val);
            }