The Laboratory

The laboratory is a practical environment to let you experience at first hand the fascinating world of the science of speech and hearing.

Web tools

Experiment with tools for speech recording, display, replay analysis, and synthesis that run directly in your browser on (most) platforms.

Software Tools

Download software for speech signal capture, replay, analysis, processing or display. Display spectrograms and pitch tracks from your own recordings. Edit and annotate your signals. Mostly Windows software.

Interactive Demonstrations

Experience some on-line demonstrations in sound and speech: from audio-visual patterns to psychoacoustic tests.