% 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)
     141
     130
      98
     142
     114
     148
     760
    1348
    2036
    1762
    1929
    1321
     991
    1012
     891
    1072
     842
     702
     561
     547
     430
     444
     400
     349
     332
     306
     293
     250
     224
     222
     218
     211
     174
     159
     165
     126
     144
     112
      94
      95
     107
      83
      58
      86
      78
      70
      32
      58
      50
      33
      39
      52
     -16
      18
     -24
      21
     -21
     -17
     -30
     -16
       9
     -32
     -36
     -20