% 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)
     120
      94
      61
      30
     118
      85
     239
     686
     847
    1565
     962
     996
     783
     623
     530
     544
     581
     457
     352
     426
     397
     365
     324
     274
     254
     213
     226
     221
     209
     195
     168
     174
     145
     127
     126
     121
     121
     140
      93
      82
      92
      78
      70
      54
      61
      36
      47
      47
      51
      49
      46
      13
      12
     -19
     -31
     -34
      33
     -11
     -33
     -31
     -20
     -24
     -16
     -39