% 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)
     106
      93
      76
      62
     250
     496
     535
     515
     496
     327
     241
     180
     154
     177
     290
     505
     667
     635
     444
     437
     384
     305
     283
     277
     240
     236
     192
     181
     209
     177
     144
     141
     152
     133
     136
     127
     124
      97
      96
      80
     103
      76
      89
      65
      68
      52
      44
      45
      31
      23
      31
      37
     -31
      26
     -19
      33
     -13
     -21
     -46
      27
     -18
     -28
     -29
     -17