% 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)
     103
      82
      70
      81
     147
     825
    1956
     977
     952
    1112
     539
     673
     895
     601
     571
     505
     519
     464
     384
     423
     380
     336
     277
     286
     282
     267
     242
     243
     227
     190
     196
     171
     133
     113
     127
     131
     115
     143
      99
     115
     116
      78
      82
      80
     102
      50
      53
      69
      73
      56
     -24
       9
     -24
     -18
     -27
     -35
      31
       9
      31
      29
     -40
     -49
     -24
     -44