% 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)
     101
      99
      59
      59
     128
     158
     361
     555
     568
     752
    1002
     895
     627
     636
     597
     490
     430
     392
     399
     365
     298
     270
     305
     258
     249
     278
     234
     202
     161
     198
     158
     138
     140
     134
     151
     137
     122
      94
     102
      86
      90
      88
     111
      85
      71
      74
      34
      73
      46
      52
       5
     -29
      41
     -26
     -16
     -52
     -18
      31
     -16
       3
      23
      23
       8
     -31