search for: eancel

...echostate, then next time it just might pick up where it left of. Most loudspeaker telephones (the expensive ones) have a special learn function to adjust to surroundings. They will start beeping to train the filter... > 2. when PC CPU is busy, sometimes the effect of echo > eancel will be bad and will continue! Are you sure you did not loose a frame, which means that the filter adaption is bogus (just guessing if that is the case). Another case with the filter is that it has problems adapting when there are single frequency signals on the line, like a dialing tone. This wil...