% 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)
    1037
     229
     221
     199
     316
     329
     579
     587
     909
     635
     643
     553
     505
     479
     593
     492
     487
     407
     365
     330
     358
     326
     351
     264
     278
     285
     205
     255
     197
     166
     232
     181
     229
     148
      71
     154
     167
     151
     169
     114
     140
      71
      -5
     -30
     -31
      98
      15
      31
     -39
     -23
      43
     -58
      68
      28
     -29
     -95
     127
      49
      83
     -65
     -83
      27
      19
     -85