% 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)
     103
      97
     105
      91
     166
     220
     432
     435
     416
     527
    1527
     914
     930
     643
     857
     487
     698
     523
     482
     510
     450
     368
     359
     284
     273
     259
     242
     221
     194
     182
     159
     230
     136
     143
     147
     142
     116
     128
     118
      96
      79
      61
      78
      58
      90
      59
      64
      42
      48
      52
       4
      27
      42
      10
     -38
       3
       6
     -31
      14
     -30
     -12
     -28
     -27
     -40