% 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)
      90
      50
     -27
      43
      67
     136
     255
     327
     401
     256
     293
     631
     505
     457
     406
     292
     323
     225
     260
     191
     163
     194
     166
     133
     135
     115
     125
     142
     106
     110
     123
      98
     115
     111
     109
      77
     117
     104
      83
      81
      93
      74
      54
      42
      60
      51
      62
      49
      33
      31
      11
     -14
      -9
      18
      19
      -7
     -38
      32
      32
     -38
      17
     -24
     -15
     -34