% 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)
     105
      82
      71
      75
     107
     135
     438
    1188
    1062
     842
    1006
     861
     754
     741
     589
     657
     489
     413
     294
     386
     372
     349
     299
     308
     262
     225
     226
     238
     220
     227
     182
     130
     184
     166
     141
     152
     134
     113
     147
     127
      96
      88
      72
      71
      41
      58
     -19
      43
      61
      45
      19
     -24
      30
     -24
     -35
     -46
     -41
     -30
     -52
     -30
     -38
      13
      37
      61