% 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)
     143
     119
     140
     107
     130
     240
    1650
    2004
    1635
    1538
    1433
    1623
     960
     760
     814
     733
     607
     660
     542
     445
     456
     468
     349
     268
     287
     350
     279
     243
     232
     222
     178
     169
     187
     150
     183
     156
     140
     139
     107
     101
      99
     116
     108
      99
      74
      52
      69
      20
      21
      47
      52
      58
      39
     -23
      55
      27
     -47
     -36
     -41
     -14
     -52
     -41
     -33
     -39