% 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)
     108
      64
      75
     100
     104
     134
     286
     256
     352
     401
     818
    1340
    1098
     947
     806
     921
     586
     665
     628
     438
     424
     408
     378
     322
     322
     269
     231
     214
     226
     172
     190
     180
     214
     176
     118
     171
     131
     126
     102
      98
      89
      93
      78
      57
      78
      59
      77
      26
      37
      38
      71
      55
     -21
      30
     -49
     -23
     -34
     -16
      -4
     -36
      10
     -44
     -23
     -47