% 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)
     135
      73
      55
      28
     179
     276
     583
     752
     813
    1608
    1156
    1137
    1069
     824
     687
     680
     480
     544
     475
     447
     457
     337
     345
     345
     320
     291
     235
     267
     207
     208
     164
     176
     174
     180
     116
     131
     121
     129
     105
     103
      92
      76
      84
      73
      72
      50
      51
      47
      52
      27
      24
      22
      -7
     -27
      36
      26
     -38
     -21
      19
     -29
     -10
     -34
     -21
     -40