% 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)
      91
      85
      54
      34
      91
     104
     368
     300
     338
     549
    1153
    1579
    1511
     806
     713
     673
     512
     535
     591
     421
     518
     466
     382
     321
     301
     292
     279
     237
     200
     260
     164
     178
     151
     190
     145
     144
     130
     130
     105
      88
     105
      84
      83
      45
      79
      53
      65
      41
      44
       8
      53
     -17
      30
     -28
     -22
     -13
      30
      13
     -30
     -33
     -14
     -22
     -11
     -23