% 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)
     140
      80
      66
      92
     161
     612
    1021
     829
     879
     988
    1480
     885
     720
     639
     512
     489
     492
     510
     331
     432
     375
     323
     353
     324
     286
     218
     234
     227
     203
     189
     202
     148
     183
     151
     131
      75
     112
      93
     104
      87
     105
      98
      58
      72
      81
      47
      37
      46
      47
      20
      43
     -13
      44
     -31
      18
      29
      -7
      38
     -31
     -43
     -20
     -26
     -46
     -42