Links to related material and teachers' resources  

Voice acoustics
The source-filter model: The glottis as a source of sound. The vocal tract and its frequency response. Vowels and consonants. Source-filter interactions. Vocal registers and mechanisms. Tract resonances. Resonance tuning. Harmonic singing. The singers formant.

Hearing Sensitivity
An on-line test of your own hearing sensitivity as a function of frequency. ISO standards 

What is a decibel
Decibels, logarithmic scales, sound files and examples. Psychophysical measures: phons and sones. A and C weighting filters (dBA, dBC, dBlin). Recording levels. Intensity radiation and impedance. Examples.

What is a formant
Peaks in the spectral envelope of the voice (or other sounds). Resonances that produce these. Filters that model them. Which of these is a formant?

Rate pitch and place pitch
Fearn R and Wolfe J (2000) 'Relative importance of rate and place: Experiments using pitch scaling techniques with cochlear implant recipients'. Annals of Otology, Rhinology & Laryngology, https://doi.org/10.1177/0003489400109S1221


Downloads (thumbnails at 50% of size of animation)
Download (.zip)
Download (.zip)
Download (.zip)
Download (.zip)
Download (.zip)
Download (.zip)
Download (.zip)
Download (.zip)
Download (.zip)
Download (.zip)
Download (.zip)
Download (.zip)
Download (.zip)
Download (.zip)
Download (.zip)
Download (.zip)
Download (.zip)
Download (.zip)
Download (.zip)
Download (.zip)
Download (.zip)
Download (.zip)