% 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)
      81
      55
      56
      48
     156
     177
     294
     282
     156
     244
     227
     161
     133
     136
      90
      78
      43
      43
      33
      37
     -23
     -10
      17
     -20
      45
      63
      91
     101
     144
     191
     206
     171
     127
     101
     146
     108
      72
      80
      70
      77
      71
      43
      63
      47
      41
      67
      46
     -17
      29
     -23
     -34
     -27
      44
      27
      22
     -22
     -39
     -11
      25
     -16
      -8
       8
      20
     -17