% 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)
     156
      68
      48
      54
     251
     229
     437
    1041
    1100
    1499
    1067
     909
     737
     722
     506
     537
     664
     489
     612
     516
     496
     547
     478
     415
     343
     329
     265
     281
     221
     186
     179
     154
     171
     142
     156
     141
     123
     128
     113
      99
      70
      76
     100
      75
      87
      61
      56
      54
      47
      44
     -17
      -6
       2
     -34
      35
     -22
      25
     -42
     -27
     -10
      -7
     -16
      18
     -38