% 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)
    1395
     774
     509
     355
     438
     591
    1540
    1899
    1382
    1192
     841
    1041
    1045
    1070
     944
     660
     624
     664
     572
     503
     396
     460
     497
     295
     265
     383
     408
     278
     235
     309
     251
      99
     250
     279
     330
     204
     220
     238
     319
     209
      69
     133
     210
     162
     -45
      38
     107
     130
     155
     156
     222
     124
     -62
     -86
    -148
      67
    -114
    -106
      73
      52
     -95
    -107
    -109
    -154