% 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)
     118
     126
      63
      82
     307
     574
     966
    1571
    1897
    1975
    1683
    1207
    1168
     841
     787
     788
     763
     617
     582
     532
     404
     409
     401
     309
     367
     308
     231
     245
     196
     191
     180
     218
     156
     149
     180
     117
      97
     110
      95
     102
     104
     114
      82
      62
      51
      69
      64
      50
      31
      38
      51
      49
     -17
      35
      38
       9
     -31
     -44
     -11
     -32
     -28
     -20
     -32
     -46