% 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)
      99
      76
      55
      78
     136
     273
     581
     686
    1112
    1412
    1251
     801
     850
     641
     711
     675
     517
     512
     538
     477
     399
     355
     376
     354
     280
     240
     276
     286
     271
     222
     181
     143
     159
     144
     149
     166
     138
     127
      85
      80
     108
      56
      79
      78
      76
      59
      50
      55
      61
      16
     -20
      23
      28
      12
     -19
      22
     -29
       3
     -30
     -36
     -18
     -29
      -8
     -30