% 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
      97
      91
      61
     180
     240
     250
     622
     658
     494
     474
     792
    1100
    1082
     784
     623
     457
     388
     389
     331
     343
     329
     261
     266
     242
     277
     208
     216
     199
     190
     195
     160
     176
     127
     118
     106
     121
     104
      67
      68
      77
      81
      62
      29
      56
      92
      24
      72
      68
      91
     -28
       9
     -47
      34
     -20
      32
     -48
     -59
      21
      18
     -27
     -31
      24
     -46