% Echo Location Surface Spectrum in units of mm/sqrt(Hz)
% 128 Frequency Bands are 0.00781250 Hz wide(first frequency band is centered at 0.00439453)
     113
      81
      53
      87
      65
      32
      57
     114
     152
     390
     742
     649
    1045
    1719
    1762
    3348
    2076
    1615
    1059
    1687
    1015
    1308
    1415
    1262
    1038
     927
     942
     945
     867
     812
    1034
     659
     624
     725
     508
     564
     523
     568
     479
     433
     434
     415
     360
     425
     316
     305
     251
     234
     352
     264
     275
     331
     270
     288
     254
     266
     198
     153
     153
     187
     167
     200
     157
     194
     153
     169
     183
     132
     150
     107
     161
     121
     106
     163
     114
      97
     113
      85
     118
      78
     107
      72
     109
      71
      59
      73
      34
      33
      78
      53
      55
      65
      61
      49
      62
      40
      52
      83
      48
      43
     -15
      13
      41
      49
     -24
      39
     -27
     -44
     -33
     -21
     -20
     -32
     -42
     -25
      46
      22
     -33
     -19
     -50
      45
      17
     -40
     -35
     -48
      24
     -43
     -47
     -28