% 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)
     148
      86
      74
     148
     334
     874
     300
     201
     352
     666
    1471
     971
     649
     786
     624
     517
     501
     591
     345
     485
     366
     338
     279
     283
     255
     267
     217
     227
     233
     237
     197
     154
     150
     149
     141
     146
     118
     112
      85
     118
      96
      64
      87
      46
      56
      69
      48
      43
      60
      54
      50
      39
     -18
     -29
      38
     -33
     -38
      25
     -19
     -45
     -32
     -37
     -40
     -39