% 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)
     126
     104
      78
      96
     226
     344
     760
     400
     519
    1094
    1680
    1736
    1418
    1030
     957
     530
     574
     545
     601
     520
     448
     456
     419
     412
     329
     259
     252
     243
     236
     214
     182
     174
     155
     151
     149
     127
     115
     121
     124
      85
      98
      64
      81
      57
      61
      61
      71
      51
      51
      51
      37
      21
     -22
     -17
      22
      -9
       9
     -35
     -24
     -23
     -27
     -36
      -9
     -36