% 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)
     112
      67
      58
      72
     131
     482
     762
    1038
     770
     514
     426
     194
     232
     126
     137
     134
     161
     133
     174
     247
     177
     148
     103
     163
     112
     127
     119
     115
      89
     111
      79
      71
      97
      98
      77
      93
      66
      90
      58
      68
      64
      76
      29
      51
      54
      50
      40
      17
      51
      -8
     -21
     -30
     -42
     -16
     -22
     -38
      -9
     -41
      39
     -10
      33
      14
      -9
      43