% 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
      75
      86
      40
      81
     158
     528
    1045
    1705
    1182
    1054
    1004
    1035
     822
     813
     764
     737
     653
     475
     537
     526
     421
     375
     294
     315
     284
     236
     259
     199
     223
     154
     181
     137
     133
     170
     129
     129
     134
      90
     107
      79
      90
      64
      70
      86
      56
      47
      23
     -29
      25
      46
     -14
      22
      48
      30
     -28
      32
     -32
      31
     -10
     -31
     -14
     -37
     -36