% 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)
     183
      20
      35
      39
     212
     574
     682
     662
    1012
     906
     771
     666
     624
     658
     614
     526
     510
     566
     433
     330
     350
     330
     338
     295
     245
     188
     230
     200
     199
     188
     175
     166
     154
     122
     131
     139
     133
      92
     100
      89
      84
     105
      54
      71
      68
      69
      60
      49
      53
      36
      33
      25
      19
     -19
      42
     -32
     -38
     -35
     -20
     -16
     -36
      18
     -31
     -20