% 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)
    1564
     797
     677
     535
     566
     473
     490
     453
     705
     584
     391
     536
     558
     414
     375
     301
     342
     281
     305
     275
     274
     227
     213
     243
     159
     183
     172
     161
     122
     176
     111
     121
     119
      83
     158
     101
     110
      60
      71
      75
      43
      86
     -23
      41
     -48
     -30
     -75
      18
      50
     -41
      74
      16
      63
      42
      96
      53
     -47
     -45
     -58
     -60
     -60
     -55
     -52
     -25