% 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)
      39
      51
      48
      51
     137
     125
     186
     292
     563
    1354
    1290
    1566
     907
     914
     731
     656
     747
     494
     482
     468
     403
     403
     364
     362
     374
     261
     291
     230
     235
     207
     173
     186
     151
     187
     154
     127
     121
     106
     121
     119
      99
      88
      73
      52
      54
      51
      45
      65
      57
      54
      49
      34
      29
      15
      10
     -31
     -38
     -37
     -31
     -20
     -31
     -30
     -33
     -26