% 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)
     184
      85
      66
      80
     146
     367
     253
     547
     656
     491
     536
     670
    1101
    1519
    1114
     641
     662
     530
     520
     399
     411
     404
     398
     303
     310
     330
     212
     256
     253
     201
     186
     140
     134
     153
     125
     138
     122
     107
      85
      93
      98
      60
      74
      65
      63
      68
      56
      59
      45
      40
      34
      15
      20
      27
      24
     -33
      19
      25
     -16
     -43
     -39
     -36
     -19
     -36