% 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)
      90
     104
      73
      88
     114
     193
     315
     564
     720
     444
     560
     662
     499
     641
     495
     342
     271
     290
     354
     296
     231
     374
     266
     286
     237
     251
     218
     157
     187
     198
     204
     188
     148
     145
     166
     188
     148
     111
     103
     116
      85
     112
      88
     100
      69
      54
     -18
     -28
      43
      33
      46
      36
      69
     -37
      30
     -48
      47
      27
     -34
       4
     -22
     -21
     -61
     -31