% 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)
     137
     109
      99
      90
     111
     413
    1210
    1955
    3064
    1697
    1579
    1193
    1341
    1077
     863
     884
    1009
     727
     543
     631
     462
     444
     401
     390
     321
     332
     278
     260
     219
     199
     191
     224
     169
     147
     187
     138
     143
     138
     111
     107
      83
      53
      92
      75
      87
      51
      68
      53
      47
      32
       9
     -32
      29
      34
      34
     -14
       8
     -19
       8
     -29
     -24
     -34
       8
     -44