% 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)
     311
     154
      88
     177
     361
     359
     477
     456
     476
     606
    1321
    1897
    1749
    1288
    1037
     612
     747
     620
     596
     487
     420
     333
     310
     309
     321
     266
     264
     242
     208
     228
     187
     172
     122
     175
     154
     146
     130
     105
     109
      91
      96
      82
      82
      50
      40
      41
      55
      51
      42
      52
      45
      22
       3
      18
       8
     -20
      -3
     -33
     -31
      32
     -36
     -31
     -40
     -38