% 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)
      85
      68
      81
      77
     121
     206
     451
    1547
    1156
    1149
    1032
    1479
    1010
     921
     782
     706
     787
     569
     492
     518
     377
     443
     397
     332
     257
     288
     266
     251
     264
     220
     214
     168
     177
     150
     140
     127
     118
     119
     118
     135
     102
      98
     109
      74
      59
      53
      63
      37
      33
     -20
      54
      29
     -18
     -32
      36
     -19
      16
     -18
     -20
      15
     -40
     -31
     -34
     -11