% 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)
     154
     126
      86
     168
     471
     872
    1861
    1886
    2010
    1658
    1714
    1511
    1151
     929
     955
     901
     690
     631
     519
     522
     480
     444
     377
     429
     291
     316
     238
     276
     256
     206
     196
     191
     171
     152
     137
     151
     129
     114
      95
      92
      98
      71
      80
      84
      66
      58
      62
      44
      56
      34
      20
      29
      17
     -28
     -31
      22
     -28
     -23
     -29
     -17
     -47
      20
     -14
     -12