% Pressure Derived Surface Spectrum in units of mm/sqrt(Hz) % 128 Frequency Bands are 0.00781250 Hz wide 38 54 58 58 36 45 35 57 66 49 111 123 156 224 325 184 412 366 442 513 361 672 427 552 505 399 564 394 440 333 251 341 223 198 156 144 289 158 337 153 349 331 248 294 238 274 424 114 -231 -441 243 -330 -313 406 -219 1739 574 -2599 -2660 3957 -521 -5788 -4686 -10984 2268 9215 6377 -8541 4373 -11773 9756 -11745 10257 -13186 5810 -4039 -12289 3604 -12213 8553 -3647 7607 -9717 -9061 6079 -12063 7856 1544 -4247 -7494 -7568 -14478 -4741 8544 8169 -10155 10500 13391 -6724 -8032 14184 -8467 -5516 16347 -12747 -1313 11601 -10617 -14176 -14101 6483 -8908 -11891 -10688 8502 17692 -11379 13038 20701 -8001 -9547 -4706 14437 -4542 -7579 -9079 11870 -9500