% 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)
     139
      85
      89
      22
      92
     222
     593
    1178
    1913
    1648
    1076
    1421
     859
     740
     799
     817
     735
     477
     445
     463
     469
     384
     356
     327
     302
     240
     291
     204
     228
     202
     198
     165
     169
     148
     151
     143
     113
     109
     120
      82
     102
      75
      85
     105
      92
      65
      73
      54
      21
      51
      39
     -30
      31
      23
      36
     -28
     -21
     -26
     -28
     -16
     -29
     -28
     -25
     -18