% 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)
     137
      83
      50
     214
     466
     396
     272
     229
     230
     242
     586
     959
    1309
     929
     969
     781
     492
     533
     466
     519
     375
     383
     415
     299
     330
     320
     275
     239
     201
     204
     213
     197
     187
     167
     125
     164
     142
     132
     117
     117
     113
      90
      75
      67
      61
      59
      68
      42
      39
      43
      39
     -15
      27
     -21
      11
     -31
      16
      36
     -30
     -16
     -32
     -11
     -45
     -14