% 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)
     109
      95
      63
      82
     103
     320
    1043
    1121
    1249
    2135
    2166
    1373
    1359
    1209
     810
    1004
     702
     667
     450
     482
     465
     470
     350
     373
     316
     350
     330
     245
     241
     204
     181
     197
     163
     162
     163
     149
     128
     140
     116
      85
      92
      75
      75
      71
      72
      66
      58
      25
      53
     -12
      38
      41
      17
      27
     -29
      28
     -27
     -30
      16
     -34
      19
     -46
       9
     -43