% 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)
      57
     -25
     -19
      69
     169
     136
     360
     478
     512
     505
     425
     256
     188
     256
     185
     133
     195
     187
     259
     242
     332
     303
     319
     308
     316
     249
     211
     216
     207
     184
     225
     162
     152
     125
     121
     102
     111
      93
     100
      99
      66
      82
      73
      87
      24
     -22
      65
      18
      39
      21
     -18
     -29
      33
      16
     -35
      68
      25
     -33
      25
      27
     -30
      21
     -45
      40