Speech and Voice Science COMD 5070 Unit 1 Exam (copied cards)Questions & Answers 100% Correct!!
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Speech and Voice Science COMD 5070 Unit 1
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Speech And Voice Science COMD 5070 Unit 1
Which type of spectrogram shows individual vertical glottal pulses (vertical striations) and has good TIME resolution? - ANSWER-wide band
Which type of spectrogram shows horizontal lines that represent HARMONICS of the voice and has good FREQUENCY resolution? - ANSWER-narrow band
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Speech and Voice Science
COMD 5070 Unit 1 Exam
(copied cards)Questions &
Answers 100% Correct!!
Which type of spectrogram shows individual vertical glottal pulses (vertical striations) and has good
TIME resolution? - ANSWER-wide band
Which type of spectrogram shows horizontal lines that represent HARMONICS of the voice and has
good FREQUENCY resolution? - ANSWER-narrow band
From looking at a spectrogram, you can get a _____________ idea of what's going on in the voice -
kind of like looking at an ______________. - ANSWER-qualitative, X-ray
Women's voices are about ____________________ in their fundamental frequency than men's are. -
ANSWER-an octave higher
What is spectral slope? - ANSWER-The amplitude of the harmonics resulting from vocal fold vibration
falls off by 12 dB per octave. This means that each time the frequency doubles, the amplitude of the
harmonics decreases by 12 dB. This is called the spectral slope (or tilt or roll-off) in the source
spectrum.
The ____________ spectrum reveals features of the vocal tract transfer function. - ANSWER-LPC
The LPC spectrum shows what the ____________ ____________ has done to the sounds that were
given to it. - ANSWER-vocal tract
We have a _______ perception of pitch. - ANSWER-non-linear
, When you go up one octave with the musical instrument of voice, you have _______ the frequency. -
ANSWER-doubled
_______ is a measure of amplitude. - ANSWER-Intensity
A _______ converts electrical energy into acoustic energy. - ANSWER-transducer
The ______ _______ law has important implications for measuring SOUND PRESSURE LEVEL IN
DECIBELS because the distance of our measuring device from the speaker makes and enormous
difference. - ANSWER-inverse square
The Voice Range Profile (VRP) measures: - ANSWER-dynamic range, from the lowest to the highest
intensity across a person's fundamental frequency range
The VRP represents: - ANSWER-the total capacity of a person to adjust their voice from what they
perceive to be their softest to their loudest and from their lowest and highest pitch, in combination
The analog signal from the wire has to be converted to ____________ in order to be used by a
computer, etc. , and vice versa. - ANSWER-numbers
Going from a microphone to a computer is an example of ____________________ conversion. -
ANSWER-analog to digital (ADC)
Going from a CD to the speakers is an example of ______________ conversion. - ANSWER-digital to
analog (DAC)
PC sound cards belong to which type of conversion ? - ANSWER-both ADC and DAC
Root Mean Square (RMS) represents: - ANSWER-the amplitude of a signal
Acoustic power represents: - ANSWER-the amount of energy transfer in a given amount of time
Acoustic power is measured in _______. - ANSWER-watts and describes how energy is radiated
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