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...talk, my voice gets louder and louder (up until a certain point, echo is certainly cancelled, but not enough), until I initiate an impuls (hitting the mic with a nail), and suddenly it gets al quiet, while the other site still seems ok. I have two problems here, since the plantronics headset decide forthemselves that they should turn down the volume, and it takes a minute or more to get them back to the original volume (heh, will try a logitech usb headset). To be exact about my systemspecs: - headset: plantronics DSP-100 USB headset with volume buttons - modem: sweex something USB modem. (A smartlink...

Hello, I am testing speex 1.1.6's echo canceller. I am using testecho.c, with a few modifications to get it to run on Windows. My problem is that I am unable to get the echo cancellation to work correctly. I am working on an audio conferencing software, and one issue we have is sometimes the microphone picks up what is being played through the headset, resulting in an echo of the other