% 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)
      98
      81
      65
      48
     111
     253
     628
    1075
     744
     644
     522
     432
     493
     356
     425
     437
     329
     429
     378
     308
     317
     293
     246
     219
     255
     221
     188
     195
     177
     147
     139
     178
     173
     129
     115
     120
     118
     105
      94
      88
      77
      68
      66
      65
      54
      55
      40
      55
      53
      27
     -14
      25
      35
      12
     -21
     -27
      -5
     -37
      36
     -10
     -36
     -39
     -13
     -31