Greetings,

A brief demonstration of Jean-Pierre Lemoine's implementation of the 
Csound waveguide filter in AVSynthesis :

     https://soundcloud.com/davephillips69/an-avsynthesis-csound

For those not on the cloud :

     http://linux-sound.org/audio/avs-waveguide-demo.mp3

     http://linux-sound.org/audio/avs-waveguide-demo.ogg

Best,

dp