% 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)
     108
      79
      59
     118
     143
     154
     126
     327
     916
    1152
    2130
    1729
    1039
     682
     813
     661
     500
     520
     554
     450
     377
     375
     311
     305
     291
     307
     254
     227
     221
     250
     177
     167
     159
     132
     134
     144
      99
     105
     102
      88
      80
      76
      74
      66
      76
      48
      64
      45
      28
      18
      58
      39
       4
     -24
     -28
      -8
      19
     -20
     -26
     -23
       6
     -26
     -30
      21