threshhold (rms) 0.000000000 0.99999 0.010000011 0.99918 0.020000022 0.99666 0.030000037 0.99274 0.040000044 0.98808 0.050000060 0.98224 0.060000073 0.97520 0.070000075 0.96763 0.080000088 0.95893 0.090000100 0.94961 0.100000121 0.94004 0.110000126 0.92946 0.120000139 0.91923 0.130000144 0.90865 0.140000150 0.89758 0.150000170 0.88643 0.160000175 0.87530 0.170000181 0.86478 0.180000201 0.85397 0.190000221 0.84331 0.200000241 0.83200 0.210000247 0.82096 0.220000252 0.81034 0.230000272 0.79945 0.240000278 0.78852 0.250000268 0.77816 0.260000288 0.76775 0.270000309 0.75727 0.280000299 0.74655 0.290000319 0.73694 0.300000340 0.72702 0.310000330 0.71706 0.320000350 0.70727 0.330000371 0.69775 0.340000361 0.68855 0.350000381 0.67958 0.360000402 0.66977 0.370000422 0.66063 0.380000442 0.65170 0.390000463 0.64296