% Pressure Derived Surface Spectrum in units of mm/sqrt(Hz) % 128 Frequency Bands are 0.00781250 Hz wide 68 55 50 31 50 62 29 121 53 88 92 218 231 397 391 507 264 319 88 412 330 285 353 376 413 523 587 368 386 701 577 703 751 677 562 560 525 497 466 424 287 305 292 453 355 382 444 372 724 507 932 949 510 354 -679 -836 -1850 -1874 1291 -2380 -3484 3287 -2892 8900 -9029 -3481 -5966 6836 6648 -9842 -4196 -1828 -8924 -10999 -8470 -9158 -11528 2811 9787 5355 -8879 -5894 -3526 5275 -6449 -10789 -9540 -11472 4957 5351 -6337 11209 -8276 -6253 6047 -9423 7353 2219 10195 7028 4192 -4200 -6642 -2777 -5168 11379 -4052 11816 3809 3201 12660 -10154 -7490 -9675 -245 -10287 10130 7578 -424 -7165 -8451 12548 -4044 -3316 -3320 -6835 2318 -3177