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Hemi-laryngeal Setup for Studying Vocal Fold Vibration in Three Dimensions
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Published on: November 25, 2017

Vocal tract adjustments in the high soprano range.

Maëva Garnier1, Nathalie Henrich, John Smith

  • 1School of Physics, University of New South Wales, Sydney, New South Wales 2052, Australia.

The Journal of the Acoustical Society of America
|June 17, 2010
PubMed
Summary

Singers adjust vocal tract resonances to match vocal harmonics for pitch. Experts utilize R1:f(0) tuning at lower pitches, while some employ R2:2f(0) adjustments for high notes.

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Area of Science:

  • Vocal acoustics
  • Singing physiology

Background:

  • Singing involves complex coordination of vocal fold vibration and vocal tract shaping.
  • Understanding vocal tract resonance tuning is crucial for efficient pitch production.

Purpose of the Study:

  • To investigate vocal tract resonance adjustments in sopranos across different expertise levels.
  • To compare singers' strategies for pitch control, particularly R1:f(0) tuning.

Main Methods:

  • Twelve sopranos (nonexpert, advanced, professional) sustained pitches from A4 to their highest note.
  • Vocal tract resonances (R1, R2) were measured using broadband excitation.
  • Lip articulation was recorded via video and correlated with vocal harmonics (f(0)).

Main Results:

  • R1:f(0) tuning was observed in both expert and non-expert singers, starting at lower pitches for experts.
  • Some singers combined R1:f(0) with R2:2f(0) tuning.
  • Varying articulatory strategies were used for pitch, including mouth area adjustments and unidentified techniques.

Conclusions:

  • Singers employ R1:f(0) tuning across a range of pitches, with experts initiating it earlier.
  • Diverse articulatory strategies contribute to pitch control, especially for very high notes.
  • Further research is needed to identify all articulatory strategies used in singing.