% Pressure Derived Surface Spectrum in units of mm/sqrt(Hz) % 128 Frequency Bands are 0.00781250 Hz wide 12 9 -7 -5 4 -7 -8 -9 -4 -7 -5 -4 8 -3 4 8 7 5 2 -5 -3 -5 -6 6 7 -5 -8 -6 5 -8 -7 2 3 -6 6 -4 -3 -6 1 -9 -8 7 0 -4 -3 -6 -7 -8 10 -5 2 -6 -3 -7 -6 5 -7 -3 -7 6 5 -11 -6 -9 -4 12 -4 6 -4 -8 -4 -5 -8 -4 -2 4 -2 -6 -8 5 -11 -7 -11 -7 2 -5 -8 17 13 -9 -9 5 -6 6 -4 -9 12 -11 -7 -4 -10 -6 -6 -2 9 10 5 1 4 3 -4 5 7 11 5 -8 -3 3 8 8 -10 0 -6 3 -9 -10 11 14