% 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)
     100
     103
      47
      87
     298
     420
     284
     337
     604
    1020
    1747
     944
    1019
     747
     727
     642
     659
     572
     386
     404
     384
     410
     332
     329
     279
     270
     282
     227
     209
     209
     192
     174
     159
     137
     147
     134
     135
     112
     106
      99
      89
      78
      83
      80
      78
      59
      66
      45
      34
      49
      34
      37
     -17
     -43
     -14
     -39
     -13
      37
      25
     -39
     -40
     -32
     -11
      18