% 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)
      53
      56
      80
     143
     232
     330
     420
     287
     269
     378
     354
     635
     527
     501
     418
     475
     429
     393
     336
     344
     290
     253
     264
     224
     210
     207
     169
     138
     192
     149
     152
     181
     126
     119
     135
     101
     114
     125
     101
      90
      84
      83
      70
      49
      79
      72
      45
      45
     -24
      25
      39
      50
       6
      32
     -21
     -23
     -17
     -27
      32
      23
     -46
     -21
     -26
     -37