% 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)
     122
      68
      67
      76
     122
     417
    1238
    2026
    2729
    1482
    1123
     917
     819
     888
     808
     620
     594
     477
     391
     384
     386
     375
     301
     341
     342
     319
     258
     257
     248
     187
     205
     164
     151
     149
     127
     118
     147
     128
     136
     111
      95
      90
      78
      87
      46
      77
      53
      57
      35
      34
      -8
      41
      37
      21
       3
     -23
     -20
     -26
     -47
     -21
     -38
      24
      27
     -21