% 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)
      84
      56
      31
     134
     165
     345
     775
     861
     650
     581
     494
     396
     368
     582
     431
     441
     380
     395
     364
     342
     328
     334
     310
     256
     267
     196
     229
     213
     206
     189
     167
     164
     160
     172
     131
     102
      98
     103
     128
      91
      80
      78
      62
      49
      67
      26
      51
      18
      32
      27
      36
     -19
      26
      53
      44
     -16
     -37
     -51
      49
     -25
     -25
     -28
     -35
     -46