% Pressure Derived Surface Spectrum in units of mm/sqrt(Hz)
% 128 Frequency Bands are 0.00781250 Hz wide
      50
      55
      60
      61
      67
      47
      90
      52
      93
      98
     151
     212
     134
     181
     212
     222
     308
     310
     325
     490
     379
     433
     459
     325
     403
     444
     308
     327
     367
     241
     311
     158
     283
     274
     359
     242
     197
     137
     208
     167
     160
     279
     352
     325
      50
     363
     425
     441
    -239
     377
     550
     244
    -763
     503
    -577
   -1205
     605
    -887
   -2055
   -4462
   -3203
   -5126
   -7981
   -6480
    2473
    4968
   -6107
    9831
    7348
   -4370
    4359
  -11088
   -9844
  -10962
   -6869
   -7574
   -9663
   -7580
   14011
   -4298
   13260
    9508
  -11197
    -970
   12468
   -7986
  -10766
   -7037
    9257
    3284
   -8931
   -8100
  -12152
   -4771
  -10902
   10773
   12517
  -11357
    3096
   10040
   12850
    4508
   14608
    5653
   -9278
   -6770
   -4954
   -4705
   -3946
   -7737
   -9803
    2444
  -12798
    6862
   13048
   14243
  -10426
  -10853
  -10844
    9782
   -7317
   -6529
   -9066
    5423
    5185
    6631
   11049
   -9005