% 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)
      36
      36
      28
      73
     137
     497
     696
     612
     995
     942
     857
     581
     535
     451
     452
     354
     316
     267
     268
     250
     196
     205
     176
     151
     152
     134
     105
     136
     104
     117
      94
      97
     104
     105
      97
      86
      69
      68
      65
      56
      64
      49
      46
      43
      47
      39
      19
      43
      30
      19
     -10
      10
      29
       4
      13
      26
       7
      -6
     -23
     -16
     -14
     -27
     -17
     -21