% 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)
     127
      76
      73
      94
     235
     880
    1605
     957
    1276
    1350
    1557
    1417
    1017
     847
     914
     623
     626
     584
     521
     476
     430
     331
     361
     308
     342
     322
     205
     281
     216
     177
     179
     192
     156
     164
     150
     154
     126
     105
     117
     102
     105
      77
      92
      75
      67
      64
      67
      48
      32
      39
      24
       6
      25
      31
     -33
     -34
      27
      12
      36
     -22
     -22
     -17
     -32
     -38