% 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)
     246
     107
     113
     129
     176
     313
     482
    1033
     875
     688
     396
     332
     274
     307
     245
     216
     212
     180
     185
     127
     182
     262
     383
     394
     508
     389
     315
     262
     253
     226
     167
     168
     182
     170
     165
     171
     146
      97
      77
     126
     105
      64
      86
      57
      87
     130
      79
      41
      74
     -23
     -56
       6
     -43
      46
      39
     -38
     -38
      61
      19
      40
     -16
     -44
      77
     -46