% 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)
      98
     121
      95
     151
     573
     985
     923
     496
     615
    1054
     986
     981
    1160
    1005
     729
     513
     618
     566
     492
     478
     337
     443
     355
     308
     236
     251
     220
     233
     226
     161
     179
     169
     147
     128
     122
     124
     108
      87
     116
     100
      86
      90
      82
      85
      55
      49
      57
      24
      53
      53
      37
     -34
      24
      16
      33
      12
     -37
     -40
      26
     -37
     -43
      14
     -42
     -28