% 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)
     147
     107
      77
      57
      89
     246
     878
     973
    1381
    2268
    1998
    1061
    1468
     920
     828
     671
     539
     613
     502
     513
     452
     371
     415
     397
     343
     223
     236
     204
     181
     179
     180
     144
     153
     150
     137
     132
     142
     100
     108
      88
      92
      85
      70
      66
      55
      52
      52
     -42
      39
      54
       9
       8
      -9
     -26
     -25
      36
       9
     -19
      28
     -36
     -38
     -21
      13
     -44