Degree

Doctor of Musical Arts (DMA)

Department

Voice

Document Type

Dissertation

Abstract

Observations of vibrato rate and extent through the twentieth and early twenty-first century point to an overall decrease in rate and increase in extent. This descriptive analysis studied fifty-five randomly selected recordings of professional operatic baritones, five from each decade from 1910 to 2021, and analyzed their vibrato rate and extent with VoceVista Video Pro. Results showed a consistent decrease in mean vibrato rate from 1910 to 1960, with small increases and decreases from 1960-2021. Vibrato extent was less consistent, but still increased from 1910-2021. The mean vibrato rate was 5.84 Herz (Hz), with a coefficient of variation (CV) of 10.87%. Mean vibrato extent was ±69.2 Cents (Ct) with a coefficient of variation (CT) of 33.26%. Findings were consistent with similar studies performed with recordings of sopranos, as well as singers of various genres.

Date

5-13-2024

Committee Chair

Jesse, Dennis

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