% 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)
      91
      95
      60
      73
     129
     161
     323
     533
     812
    1574
    1590
    1591
    1273
     883
     932
     753
     694
     714
     505
     477
     396
     429
     337
     390
     315
     290
     273
     227
     249
     256
     192
     233
     184
     179
     177
     133
     153
     144
      72
     115
     108
      85
      65
      62
      81
      68
      51
      37
      56
      62
      14
      32
     -13
     -20
     -13
      17
     -34
     -31
     -11
     -29
     -32
      24
     -40
     -30