% 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)
     159
      86
      77
      59
     239
     176
     548
    1220
    1476
    1557
    1045
    1154
    1065
     828
     698
     703
     552
     499
     443
     487
     350
     338
     322
     254
     300
     238
     261
     226
     256
     235
     194
     161
     153
     154
     143
     122
     123
     120
     103
     108
      94
      92
      83
      70
      32
      55
      49
      13
     -27
      53
      55
      11
       7
     -26
      -6
     -15
      38
      15
     -28
     -35
     -41
      10
      17
     -42