% 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
      64
      61
      94
     319
     638
     301
     334
     327
     389
     843
    1471
    1599
    1058
     878
     715
     774
     600
     516
     578
     424
     377
     339
     342
     353
     252
     288
     290
     233
     250
     191
     174
     177
     155
     159
     130
     139
     153
     101
     130
     113
     106
      87
      86
      61
      66
      58
      59
       6
      57
      45
      39
      52
      24
      40
     -32
      19
     -33
     -37
     -31
     -24
     -45
     -27
     -39