Speech Acoustics Flashcards
Sounds produced by the vibration of the vocal folds are said to be _________ and thus are characterized as having a(n) ________
Voiced, pitch
What are formants?
energy peaks in the spectrum of a vowel that correspond to a specific configuration of the vocal tract
The energy peaks in a vowel are _________ of energy as formed by the vocal tract
resonant bands
The pure vowels may be placed in the vowel quadrilateral according to _________
tongue position
The __________ are placed at a specific spot at the edges of the vowel quadrilateral
cardinal vowels
What are dipthongs?
vowel combinations produced by the tongue moving between them
Pitch changes are the result of the vocal folds ______________
vibrating at different rates
Do vowel formants change with pitch inflections?
No
Consonants such as p, b, t, g are called _________, whereas those such as f, v, th, sh are called ____________
plosive, fricative
Sibilants always have their energy centred in the range _________
5-10kHz
Speech will be largely unintelligible if it is missing energy in the ___________ range, whereas the fundamental of the voice is pitched in the _________ range
1-4kHz, 100-250Hz
Normal speech has an intensity of around ________
55-65dB
A whispered sound may be said to be _______
unvoiced
The singing formant is in the range _________
2-3kHz
The changing pitch pattern in the spoken voice is called ________
inflection
