% 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)
     136
      99
      84
      80
     124
     147
     186
     147
     296
     420
    1292
    1217
     880
     673
     709
     603
     687
     487
     582
     457
     489
     427
     397
     343
     290
     248
     257
     212
     217
     211
     187
     166
     148
     183
     105
     121
     120
     121
     123
      88
      82
      84
      82
      88
      67
      57
      51
      58
      32
      43
      57
     -33
      57
      21
     -28
     -14
     -17
     -38
     -27
     -37
     -21
      -3
     -29
     -36