% 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)
     101
      89
      64
      98
     175
     146
     281
     405
     238
     293
     335
     399
     443
     364
     466
     277
     193
     217
     188
     215
     159
     177
     234
     248
     205
     228
     231
     177
     208
     136
     171
     151
     141
     122
     110
     101
     122
      81
     111
      76
      78
     101
      79
      78
      49
      64
      25
      58
      48
      -5
      28
      23
      40
      41
      47
      18
     -15
     -34
     -31
     -15
      -9
     -29
     -53
     -48