% 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)
     135
      47
      18
      50
      92
     162
     241
     435
    1031
    1381
    1122
     838
     847
     952
     766
     714
     685
     573
     537
     440
     331
     346
     338
     339
     248
     229
     227
     196
     200
     189
     152
     172
     160
     125
     113
     102
     112
     118
      92
     113
     101
      80
      76
      66
      47
      53
      29
      37
      54
      33
     -19
      37
      43
     -29
     -26
     -30
      -8
      -6
      21
     -32
     -35
     -12
     -32
     -25