% 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)
     150
     110
      76
     113
     106
     339
    2000
    3129
    2672
    2248
    1552
    1210
    1003
     786
     770
     795
     671
     612
     459
     509
     393
     405
     395
     333
     302
     260
     272
     185
     219
     189
     166
     163
     162
     158
     149
     156
     119
     114
     127
     114
     100
      84
      92
      67
      81
      65
      67
      37
      63
      17
      32
      37
     -18
     -25
      27
     -49
      36
     -42
      21
     -22
     -29
      27
     -26
     -42