The author suggests that the Favorable Vowel Chart included in the writings of Berton Coffin over thirty years ago, needs to be resurrected, employing new theories of vowel modification and voice registers.
Resource Type: Print
Resource Name: Journal of Singing
Level: Intermediate
Category: Acoustics/Resonance
Keywords: Acoustics, Coffin vowel chart, Formant, Harmonic, Inertance, Resonance, Source-filter, Voice science
