What is VocalTractLab ?VocalTractLab stands for "Vocal Tract Laboratory" and is an interactive multimedial software tool to demonstrate the mechanism of speech production. It is meant to facilitate an intuitive understanding of speech production for students of phonetics and related disciplines.
The current versions of VocalTractLab are free of charge. Only a registration code, which you can request by email, will be necessary to activate the software. VocalTractLab is written for Windows operating systems (XP or higher), but a porting to Linux/Unix is conceivable for the future.