% 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)
     106
      85
      77
      48
      74
     137
     559
     790
     922
     952
    1095
     931
     865
     827
     894
     758
     734
     624
     652
     504
     498
     436
     302
     331
     318
     316
     321
     242
     227
     241
     182
     205
     190
     159
     112
     129
     101
     108
     134
      97
      93
      90
      79
      66
      74
      60
      52
      50
      61
      52
      45
      34
     -16
     -21
     -25
      13
     -14
     -35
     -33
     -27
     -32
     -30
     -28
     -15