% 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)
     106
      91
      92
     135
     711
     701
     991
     869
     687
     535
     477
     315
     247
     273
     174
     171
     193
     126
     157
      98
      72
      73
      72
      90
      69
      59
      73
      88
     125
     158
     120
     167
     156
     116
     128
     147
     140
      88
      85
      86
      73
      77
      57
      58
      59
      44
      11
      12
      26
      46
      15
     -24
      34
     -37
      23
      36
     -14
      18
     -28
     -21
     -12
      12
     -17
     -34