% 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)
     271
     164
     132
      74
     182
     640
    1181
    2143
    3321
    2015
    1627
    1311
    1170
    1168
    1066
     820
     726
     620
     801
     635
     415
     490
     425
     336
     295
     269
     294
     256
     220
     234
     212
     184
     159
     157
     134
     131
     111
      96
     120
     106
      78
      83
      65
      51
      63
      33
      76
     -15
      33
      41
     -27
      56
      44
      15
      18
      26
      16
     -26
     -25
     -18
     -36
     -42
     -37
     -36