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Pitch
Perceptual (subjective) correlate of frequency. Fundamental Frequency F0
F0 (fundamental frequency)
Frequency of vocal fold vibration
Laryngeal changes with
age
Effects of anatomy on F0
Male adults: length 20-25 mm, F0 100-150 Hz. Female adults: length 15-20mm, F0 200-250 Hz
Adjustments in pitch/F0
Thinner and tense vocal folds= higher pitch. Thicker and relaxed vocal folds= lower pitch
voice registers
Modal register (chest register: reg pitch). Pulse register (glottal/vocal fry: low pitch). Loft register (falsetto: high pitch)
Frequency perturbation
Jitter