% 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)
     204
     138
     113
     102
     255
     830
    1191
    1284
    2734
    2070
    2000
    1883
    1211
    1300
    1012
    1143
     677
     603
     647
     592
     416
     394
     360
     362
     342
     316
     244
     264
     219
     238
     173
     177
     163
     145
     140
     124
     149
     104
     118
     104
     114
     104
      74
      88
      56
      45
      38
      52
      56
      40
      30
      21
      35
      -7
     -21
      29
     -24
      21
     -32
      23
     -28
     -42
     -34
     -15