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Book: Phonetics for Speech Pathology

Chapter: 15. Frequency and Pitch

DOI: 10.1558/equinox.22749

Blurb:

This chapter introduces the notion of sound waves, and describes periodic and aperiodic waves, and simple and complex waves. The frequency of the repetition of a periodic wave’s cycle is described and its measurement in Hertz. The relationship of frequency to pitch is illustrated via the mel scale.

Chapter Contributors

  • Martin Ball (martin.j.ball@liu.se - martinball) 'Linköping University'
  • Joan Rahilly (j.rahilly@qub.ac.uk - ehehjrah) 'Queen's University Belfast'
  • Orla Lowry (o.lowry@qub.ac.uk - olowry) 'Queen's University Belfast'
  • Nicola Bessell (N.Bessell@ucc.ie - nbessell) 'University College Cork'
  • Alice Lee (a.lee@ucc.ie - alee1) 'University College Cork'