% 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)
      81
      72
      41
      27
     108
     177
     430
     352
     499
     667
     480
     319
     337
     393
     505
     371
     502
     373
     450
     379
     372
     310
     272
     272
     209
     215
     223
     195
     171
     157
     187
     171
     128
     111
     105
     123
     103
     120
      94
      75
      77
      86
      77
      56
      62
      58
      52
      61
      29
      40
      37
      32
      12
     -22
     -23
      23
     -32
      -8
     -42
      27
      -3
     -39
     -17
     -24