Nuendo screenshot: the plug-in played using automation tracks

Changes in vibrato: the waveform

Spectrogram of vibrato

Audio examples

Vowels: /{/ /3/ /A/ /E/ /i/ /I/ /O/ /U/ /u/ /V/

Interpolation, show the linear interpolation. The interpolation time is short.

Vibrato, this file shows the vibrato depth range. It's quite annoying to hear after a while.

Download here the Phoneme plug-in (.zip file). Unzip it and you will get a .dll file. You need to put it in the vstplugins folder of Nuendo or another host application that uses VST plugins and possibly uses automation tracks.