% 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)
     261
     134
     107
     109
     157
     192
     259
     247
     646
     513
     353
     477
     434
     309
     378
     318
     348
     291
     323
     280
     240
     160
     181
     132
     162
     132
      99
     145
     118
     104
     111
      81
     122
      92
     133
      95
     119
     123
     116
     108
      92
      89
      69
     103
      58
      51
      58
      10
      46
     -35
      72
      94
     -29
      31
     -36
     -38
     -32
     -31
     -46
     -41
     -12
     -19
     -60
     -47