% Pressure Derived Surface Spectrum in units of mm/sqrt(Hz) % 128 Frequency Bands are 0.00781250 Hz wide 30 30 51 70 46 89 156 85 92 216 211 97 218 252 152 190 124 214 116 205 335 517 324 288 361 515 364 134 310 194 310 200 246 149 197 211 202 87 175 193 185 157 195 141 174 259 163 289 221 156 263 172 28 -170 473 954 906 1452 455 -956 1777 2593 1970 3590 1669 4428 -1979 -2504 4792 3480 -2614 2825 -2198 -2182 3675 2714 6723 4404 -1771 2695 3809 -1746 -1676 5275 3027 3715 -2604 -1713 3636 4180 2772 -3354 1544 2278 1212 3013 1450 -2602 2121 3568 2017 3896 2397 1479 -1940 1429 -1580 -2938 -1744 -501 -678 -1956 2723 2506 2626 -2115 -2491 -1559 2860 -2127 -2267 2484 -2295 -2159 -2206 -1507 1687 -2734