% 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)
     127
     116
      77
      81
      80
     148
     224
     494
     990
    1209
     693
     871
    1245
    1410
    1209
     933
     653
     540
     456
     462
     432
     417
     357
     304
     313
     223
     250
     232
     243
     219
     200
     185
     184
     188
     159
     156
     137
     143
     112
     111
      98
      74
      69
      80
      58
      60
      68
      79
      47
      33
      54
     -32
     -14
      36
     -19
      21
     -31
     -32
     -32
     -28
      11
     -28
     -20
     -38