% Pressure Derived Surface Spectrum in units of mm/sqrt(Hz) % 64 Frequency Bands are 0.01562500 Hz wide(first frequency band is centered at 0.00830078) 27 15 12 10 3 -15 -7 8 18 7 24 12 -7 -3 -8 15 -16 -9 6 29 8 -6 18 18 -13 21 -17 7 -20 1 -16 -9 -13 21 -11 -11 -11 6 1 -14 24 -14 17 -12 16 17 -10 -2 -7 -6 12 -11 4 7 -13 -12 -7 6 -12 12 2 3 13 12