% 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)
      90
      70
      45
      59
     194
     200
     314
     682
     892
    1057
     600
     930
     923
     754
     586
     680
     516
     627
     434
     403
     320
     431
     314
     277
     260
     223
     226
     213
     232
     225
     149
     190
     160
     177
     122
     126
     144
     114
     114
     103
      95
      87
      72
      60
      61
      43
      63
      50
      44
      29
      22
      26
      13
      31
      27
     -23
     -18
     -26
      -8
     -26
     -31
     -20
     -24
     -31