% Echo Location Surface Spectrum in units of mm/sqrt(Hz)
% 64 Frequency Bands are 0.01562500 Hz wide(first frequency band is centered at 0.00830078)
    2025
     493
     314
     261
     362
     279
     618
     968
     462
     368
     167
     304
     428
     673
     681
     515
     596
     475
     548
     591
     532
     562
     356
     382
     330
     334
     370
     293
     326
     345
     284
     341
     206
     232
     236
     206
     179
     228
     153
      97
     115
      69
     180
      96
      85
      78
      37
     114
     -24
      70
     131
     131
     -81
      76
     -12
    -106
     -72
     -61
    -130
     114
      94
     130
    -122
      43