% 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)
      68
      41
      56
      76
     254
     205
     200
     271
     381
     230
     160
     140
     108
      89
      69
      45
      38
      76
      21
      31
      41
      23
     -15
      46
      56
      53
      48
      58
      80
      98
     131
     108
      80
      89
      83
      92
      90
      68
      73
      70
      64
      26
      62
      51
      38
      20
     -23
     -27
      10
      31
      26
       3
     -26
     -15
      15
     -19
      13
      12
     -27
     -25
     -16
      13
      32
     -26