One common method used to attempt to get around the periodicity problem is windowing. |

octave:1 > s = sinegen (500, 1, 1/75, 0, 1) ; octave:2 > plot (s) octave:3 > hold on octave:4 > plot (hanning (length (s))) octave:5 > plot (s' .* hanning (length (s)))