% 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)
     121
      69
      37
      59
     416
     733
     587
     582
     859
    1313
    1608
    1408
     929
    1124
     831
     741
     657
     702
     564
     536
     458
     409
     413
     296
     324
     288
     282
     264
     282
     226
     210
     181
     185
     179
     161
     142
     106
     108
     112
     122
      86
      90
      76
      81
      75
      72
      63
      59
      35
      49
      20
     -13
     -25
      53
      15
     -18
     -31
     -26
     -11
       9
     -38
     -40
     -31
     -16