% 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)
      11
      15
      -9
      37
     133
     169
     498
     443
     269
     195
     144
     175
     289
     372
     695
     634
     479
     360
     434
     345
     317
     333
     311
     226
     236
     214
     198
     204
     229
     202
     170
     170
     205
     160
     129
     108
      89
      98
     113
      92
      85
      96
      64
      73
      78
      65
      50
      20
      61
      21
      20
     -11
      40
      39
     -19
     -37
     -19
      -9
      28
     -40
     -26
     -30
     -10
     -32