% 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)
     117
      90
      83
      73
     186
     591
     667
    1069
     670
    1161
     994
     941
     745
     635
     669
     379
     504
     404
     361
     292
     296
     274
     301
     290
     256
     253
     198
     220
     213
     165
     203
     158
     190
     128
     149
     129
      76
     131
     121
      84
      79
      89
      45
      60
      50
      81
      60
      50
      49
      40
      70
      59
     -28
      26
     -41
     -32
      25
       7
     -40
     -15
     -50
     -28
     -33
     -28