% 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)
     162
     156
      86
      83
     202
     411
     673
     870
     936
     941
    1506
    1374
    1325
     867
     730
     720
     550
     573
     484
     414
     385
     411
     302
     350
     287
     266
     211
     261
     210
     175
     193
     189
     149
     151
     167
     143
     144
     101
      80
      88
      66
      94
      59
      65
      53
      45
      57
      40
      39
      34
      33
      30
      34
       6
       4
     -22
     -37
     -25
      33
     -19
      28
     -41
     -43
     -36