% 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)
    1465
     794
     404
     281
     250
     266
     263
     206
     211
     225
     308
     247
     207
     246
     361
     269
     252
     395
     296
     567
     377
     369
     409
     361
     290
     653
     617
     371
     403
     375
     299
     358
     186
     181
     194
     230
     224
     215
     230
     233
     233
     268
     162
     143
     152
      98
     177
     196
     153
     116
     174
     153
     155
     182
     118
     161
      88
      68
     -33
     176
     132
     133
      66
      26
      87
     112
     145
     111
     102
     -51
       5
     113
     155
     136
     151
     -37
     108
     -50
      96
      75
      97
      57
     -66
     114
      65
     -45
      59
     -45
     -70
     -56
      31
      63
      33
     -44
     -79
     -49
      63
     -60
      89
     129
      75
     -16
      42
     -62
      87
     113
      79
     131
     -88
      24
     -82
     -42
      68
     -89
     -91
    -104
     -32
    -103
     -65
     -70
     -99
     -63
    -102
    -104
      35
      45
     101
      93