% 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)
     130
      89
      79
      97
     466
     993
     643
     388
     427
     655
    1016
    1377
    1072
     664
     779
     543
     559
     488
     448
     444
     437
     340
     389
     342
     263
     268
     282
     216
     205
     199
     180
     183
     176
      99
     142
     145
     100
     111
     110
     114
      98
      79
      69
      69
      62
      93
      62
      51
      45
      25
      12
      32
     -19
     -23
      26
     -15
      52
     -23
     -20
     -32
     -19
     -33
     -16
     -39