% 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)
     129
     145
     139
     119
     465
    3220
    2738
    2253
    2709
    2275
    1928
    1794
    1075
     841
     859
     652
     704
     565
     573
     566
     480
     498
     363
     370
     351
     281
     278
     272
     250
     216
     212
     181
     153
     135
     174
     148
     129
     120
     111
      87
     102
      95
     118
      70
      57
      62
     -22
      58
      37
      42
      33
     -30
     -23
      15
      47
      39
      12
     -42
     -18
     -26
     -39
     -33
     -22
     -31