% 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)
     162
     113
      66
      82
     297
     590
     831
    1632
    2134
    1548
    1570
    1314
    1168
     985
     759
     844
     824
     665
     582
     545
     506
     504
     431
     368
     321
     310
     286
     298
     238
     184
     223
     223
     210
     151
     171
     118
     155
     118
     104
      97
     102
     101
      87
     101
      67
      58
      34
      29
      47
      16
      46
      36
      43
      22
     -34
      21
     -39
      23
     -34
     -22
     -51
      29
     -42
     -36