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Department of Linguistics

SPEECH ACOUSTICS

Vowel Acoustics

Felicity Cox

1. Topic Outline for Weeks 5, 6 and 7

 

a. Differentiating consonants and vowels
b. Articulatory description of vowels
c. Revision of cardinal vowels
d. Acoustic consequences of vowel articulation
e. Revision of tube resonance/source-filter theory
f. Nomograms
g. The relationship between formants and resonances
h. Spectrograms
i. Formant structure for individual vowels
j. Measuring targets
k. Monophthong characteristics
l. Ellipse plots / quadrilaterals
m. Diphthong characteristics
n. Individual differences in production
o. Normalisation
p. Vowel studies
q. Coarticulation

2. Sample Vowel Spectrograms

3. Readings for Vowel Lectures

  • Cox (1996)
  • Cox, F. and Palethorpe, S. (2007) An illustration of the IPA: Australian English, Journal of the International Phonetic Association, 37, 341-350.
  • Clark and Yallop, pp 266-274
  • Harrington and Cassidy, pp 57-78