% 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)
     196
      55
      30
      62
      97
     506
     728
     739
     591
     686
     653
     545
     531
     348
     256
     249
     285
     186
     240
     208
     188
     124
     134
     112
     128
     128
     112
      88
     108
     106
     126
      98
      99
      65
      71
      69
      93
      87
      51
      77
      72
      75
      60
     -18
      46
      51
     -13
     -41
      15
      60
       5
      36
      29
     -16
      57
      41
     -18
     -40
     -38
     -50
     -17
     -33
     -26
     -37