% 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)
     151
     109
      59
      44
     209
     256
     274
    1167
    1632
    1467
    1237
    1040
    1439
     911
     885
     779
     638
     601
     498
     484
     452
     372
     394
     327
     306
     277
     258
     219
     262
     198
     204
     186
     177
     161
     149
     144
     164
     111
     121
     103
     112
      91
      86
      56
      77
      67
      48
      67
      62
      45
      24
      43
      32
     -23
      34
       7
      33
     -30
     -30
     -36
      16
     -46
     -55
     -41