% 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)
    1379
     456
     344
     281
     355
     247
     504
     643
     731
     836
     538
     644
     565
     414
     452
     418
     274
     347
     271
     385
     297
     329
     199
     299
     255
     241
     234
     186
     111
     170
     102
     159
     186
     204
     141
      97
     -43
     209
     207
     153
     -61
     171
      77
      55
     104
     135
     -41
      84
      88
      21
     -93
      89
      43
      75
     -42
     -91
     -28
     -33
       9
      27
      43
      82
     -51
     -98