% 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
     109
      89
      66
     106
     170
     343
     321
     552
    1097
     997
     796
     581
     495
     461
     467
     430
     627
     467
     529
     363
     284
     306
     299
     290
     303
     198
     236
     199
     211
     188
     154
     159
     150
     108
     104
      96
      99
      96
      80
      87
      83
      75
      64
      62
      49
      57
      40
      14
      33
      54
      28
      53
      29
     -13
      32
     -18
     -21
     -36
     -33
     -27
     -37
     -43
     -29