% Echo Location Surface Spectrum in units of mm/sqrt(Hz)
% 128 Frequency Bands are 0.00781250 Hz wide
     500
     266
     255
     165
     197
     119
     198
     159
     155
     263
     143
     160
     256
     298
     323
     391
     435
     575
     317
     285
     208
     222
     246
     268
     153
     121
     197
     207
     135
      88
     204
     131
     200
     100
      80
     160
      69
     122
      90
     171
     -65
      15
      82
      90
      36
      78
     -51
      60
      78
      15
      94
      47
      64
     -36
      95
     -57
     -81
      54
     -58
     -65
     -72
     101
     -84
     -37
      50
     -55
      63
     -57
     -14
     -73
     -40
     -82
     -78
     -61
     -95
      -7
      76
      76
      58
      30
     -32
     106
      67
     123
      96
     -31
     132
     -84
      31
      75
     117
     -48
      34
     -79
     -95
      28
     -80
     106
      28
      64
      98
     -60
     -89
      73
     -75
     154
     -34
     -83
      92
      51
    -105
      64
     -96
     -44
     -37
      93
      26
     -44
     -75
      43
      50
     -45
     -82
     -53
     -90
      91
     134
     -73