% 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)
     146
      91
      86
     115
     179
     307
     570
    1078
    1339
    1957
    1428
    1126
    1441
    1144
     896
     907
     878
     573
     500
     517
     505
     486
     352
     388
     301
     335
     299
     279
     258
     228
     194
     209
     192
     168
     172
     145
     129
     108
     103
     114
      76
     100
      57
      61
      59
      67
      60
      49
      53
      41
      39
     -20
      37
      12
     -26
     -29
     -45
      -5
     -15
     -21
     -16
     -21
     -28
     -23