% 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)
     137
      79
      79
      61
     267
     247
     380
     857
     957
     716
     472
     668
    1117
    1200
    1081
     705
     575
     629
     534
     473
     411
     340
     389
     298
     310
     261
     264
     194
     200
     190
     182
     186
     132
     150
     106
     113
     100
     119
     113
      94
     104
      70
      48
      75
      49
      61
      71
      40
      43
      55
      36
     -17
      21
       8
     -16
     -17
     -24
     -30
      14
     -24
       1
     -31
     -43
     -34