% 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)
     418
     284
     207
     144
     177
     201
     267
     319
     448
     802
     738
     619
     445
     351
     367
     355
     495
     455
     457
     397
     453
     328
     342
     325
     231
     223
     239
     181
     162
     210
     174
     160
     174
     125
     132
     141
     106
     127
     105
     109
      90
      73
      83
      82
      62
      73
      53
      57
      49
      40
      44
     -31
       7
      12
     -34
      26
     -19
     -35
      37
     -35
     -33
     -37
      19
     -33