% 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)
     109
      79
      57
      93
     270
     461
     726
    1275
    1075
    1002
     860
     824
     629
     677
     426
     406
     456
     407
     346
     305
     245
     249
     244
     246
     233
     232
     223
     186
     174
     181
     190
     136
     172
     133
     131
     122
     102
     106
      92
      87
      92
      65
      33
      65
      43
      35
      41
      18
      51
      51
      19
      37
     -26
     -39
     -26
     -10
      18
     -23
     -24
     -37
     -26
      38
     -48
     -17