% 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)
      77
      77
      71
      66
      34
      63
      45
      76
      98
     275
     343
     750
    1036
    1105
     792
    1178
     760
     669
     633
     629
     495
     790
     762
    1050
     754
     820
     547
     555
     448
     356
     340
     408
     385
     362
     363
     265
     233
     255
     204
     204
     262
     281
     316
     275
     227
     299
     172
     223
     226
     205
     183
     159
     178
     198
     146
     137
     154
     161
     143
     164
     137
     138
     142
     115
      91
     146
     149
     137
     136
      87
      92
      84
     117
      98
      78
      73
      68
     104
      64
     104
      74
      97
      58
      80
      74
      48
     -26
      41
      54
      85
      45
      37
      42
      47
      40
      61
      50
      30
     -10
      20
      42
      64
     -15
     -28
      16
      24
       3
     -28
      11
     -38
      45
      43
      40
      24
     -37
     -35
     -44
       5
      32
     -33
     -34
     -40
     -40
     -39
      -7
      23
     -37
     -46