% 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)
     681
     515
     499
     333
     420
     599
    1157
    1316
    1098
    1307
    1219
     751
     842
     922
     816
     580
     678
     583
     482
     393
     390
     368
     351
     271
     251
     310
     361
     244
     243
     281
     256
     275
     191
     223
     206
     102
     224
      81
     143
     224
     113
     -74
     107
      -3
     173
     122
     110
    -112
     141
     106
      47
    -116
      61
     191
      61
     -40
     -38
    -114
     171
    -131
    -133
     -62
    -121
    -108