% 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)
      77
     -24
     -40
     101
     149
     123
     363
     319
     285
     218
     161
     103
      94
      91
     194
     292
     520
     549
     528
     407
     311
     271
     237
     231
     197
     186
     219
     203
     165
     108
     135
     124
     126
     121
     112
     104
     130
      91
      93
     101
      77
      75
      75
      48
      53
      57
      29
      51
      27
      37
      20
      27
      11
      29
      21
     -23
     -22
      25
     -15
     -19
     -35
     -28
     -28
     -30