% 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)
     174
      94
      58
      33
      95
     131
     229
     245
     538
     689
     909
    1412
    1639
    1404
     978
     625
     629
     540
     496
     430
     403
     380
     317
     283
     267
     311
     229
     272
     231
     195
     195
     147
     176
     154
     136
     133
     115
      94
      95
     118
      98
     105
      75
      56
      67
      68
      66
      39
      31
      18
      31
      32
      34
     -24
     -18
     -29
     -25
      16
     -17
     -16
      17
     -28
     -29
     -19