% 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)
     201
      97
      37
      52
     255
     906
     600
     443
     374
     450
    1016
    2216
    1519
    1056
     788
     784
     575
     546
     591
     513
     484
     433
     309
     346
     336
     364
     244
     244
     213
     194
     191
     173
     177
     166
     139
     123
     113
     111
      87
     100
      83
      78
      97
      75
      91
      69
      69
      61
      30
      15
      39
      42
     -21
      40
     -20
     -22
     -24
     -19
     -24
      22
     -30
     -21
     -16
     -30