% 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)
     137
      78
      39
      77
     100
     768
    1172
     779
     873
     723
     553
     628
     765
     555
     491
     440
     414
     379
     378
     284
     341
     331
     281
     265
     307
     268
     276
     175
     244
     178
     168
     134
     162
     197
     137
     156
     154
     107
     105
      99
      91
      83
      55
      60
      66
      57
      70
      36
      25
      71
      42
      40
     -23
      14
      -3
     -34
     -36
     -35
      10
     -52
      46
     -45
      25
      12