% 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)
     121
      75
      64
      90
     528
     331
     467
     975
    2018
    1261
    1624
    1310
    1515
     836
     957
     884
     713
     664
     540
     434
     445
     423
     449
     336
     311
     305
     273
     276
     232
     231
     217
     166
     203
     181
     164
     127
     115
     125
     104
      84
     100
      81
      90
      42
      61
      81
      44
      48
      44
      47
      31
      37
     -34
      -9
      25
     -31
      16
      13
     -37
     -23
     -17
     -34
     -44
       7