% 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)
      97
     131
      67
     103
     217
     337
     737
     853
     865
    1007
    1058
     721
     686
     560
     675
     545
     555
     458
     459
     437
     345
     368
     313
     331
     320
     285
     255
     251
     247
     209
     175
     204
     194
     191
     139
     154
     147
     102
      86
     112
      84
     103
     113
      53
      59
      95
      54
      60
      36
      40
      44
     -22
      53
      70
     -45
      19
     -37
      -6
     -39
     -56
     -27
     -39
     -21
     -42