% 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)
     138
      71
      52
      78
      84
     207
     577
     610
     467
     422
     359
     253
     182
     195
     154
     105
     118
      88
      94
      96
     152
     254
     319
     273
     269
     250
     228
     263
     210
     212
     173
     180
     135
     158
     161
     141
     112
     123
     102
      99
     118
     100
      69
      47
      71
      59
      52
      18
      38
      57
      29
     -32
     -19
     -48
      32
     -25
      11
      23
       2
      -3
     -27
     -36
      26
     -24