% 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)
     325
     155
     118
     139
     161
     406
    1498
    1146
    1209
     993
     934
     562
     587
     607
     667
     542
     574
     456
     410
     330
     398
     381
     265
     237
     280
     316
     235
     240
     230
     194
     185
     159
     182
     111
     115
     149
     124
      86
      99
     109
     116
      75
      90
      18
     -18
      51
     -42
     -48
      48
     -49
      77
      65
     -75
      33
     112
     -68
     -56
      42
     -38
     -71
     -83
      69
     -41
     -42