% 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)
     145
     109
     112
     112
     774
    1411
    1537
    1318
    1315
    1466
    1718
    1401
    1301
    1200
    1128
     733
     600
     638
     513
     568
     457
     407
     420
     362
     354
     307
     218
     276
     203
     223
     189
     194
     176
     152
     132
     117
      94
     117
     112
     109
     107
      88
      48
      70
      73
      35
      75
      44
      66
      47
      41
      48
     -32
     -18
     -16
     -32
       7
     -45
     -12
     -10
     -37
     -36
     -25
     -35