% 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)
     927
     721
     697
     457
     516
    1557
    4086
    3929
    3639
    2072
    2411
    1782
    1263
    1029
    1009
    1044
     746
     751
     513
     581
     571
     471
     420
     372
     387
     332
     278
     297
     212
     218
     242
     240
     199
     185
     156
     132
     141
     129
     122
     102
     115
     103
      85
      68
      96
      45
      51
      48
      59
      18
      40
      76
     -30
     -33
      24
      -2
      -4
     -27
     -25
     -19
     -48
     -51
      34
     -35