% 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)
      53
      68
      49
      71
     204
     261
     723
    1155
    1223
    1287
    1387
    1315
    1022
     670
     630
     530
     492
     499
     499
     405
     384
     331
     320
     297
     273
     289
     233
     240
     235
     216
     201
     172
     157
     179
     163
     144
     138
      98
     111
      85
      93
     101
      90
      56
      73
      36
      23
      73
      35
       2
      50
      42
      27
     -38
       9
      30
     -23
     -55
     -30
      45
      44
     -40
     -41
     -46