% 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
      73
      58
      47
     156
     630
     671
     616
     633
    1033
    1406
    1598
    1044
     727
     631
     507
     484
     446
     449
     474
     374
     368
     334
     322
     343
     338
     294
     200
     199
     194
     172
     181
     142
     183
     141
     118
     121
     151
     108
     107
      86
      60
      72
      90
      71
      54
      72
      42
      41
      44
      27
      28
     -12
     -11
     -33
      30
      20
     -18
      34
      13
     -38
     -27
     -41
     -47