% 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)
     108
      64
      58
      88
     180
     378
    1050
    1059
     861
     800
     687
     672
     873
     782
     466
     595
     447
     522
     345
     432
     370
     283
     238
     282
     306
     237
     242
     214
     163
     198
     163
     165
     143
     126
     144
     131
     112
     123
     106
     105
      98
      68
      79
      75
      73
      72
      48
      69
      20
      52
      37
      29
      10
     -14
      23
     -28
     -16
      24
     -22
     -17
     -18
     -18
     -32
     -36