% 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)
     189
     105
      58
     163
     371
     859
     580
    1418
    1517
    1565
    1340
    1252
    1401
    1260
    1228
     817
     741
     669
     524
     547
     512
     357
     391
     383
     316
     324
     258
     257
     253
     227
     219
     199
     183
     133
     120
     130
     101
     106
     107
      87
      94
      77
      60
      71
      60
      55
      48
      34
      56
      53
      27
      45
     -19
      16
     -34
     -41
      18
     -25
     -41
     -18
      21
      12
     -41
     -23