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What does the term "transducer" mean in electroacoustics?
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Correct Answer:
Converting electricity to sound or sound to electricity
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What is a device for converting one form of energy to another?
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Correct Answer:
TRANSDUCER
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What is the measurement of distortion as the ratio of the power sum of the harmonics to the power sum of the harmonics and the fundamental?
Answer
Correct Answer:
TOTAL HARMONIC DISTORTION
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What family of techniques provide approximate anechoic measurements?
Answer
Correct Answer:
SIMULATED FREE FIELD
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What is the ratio of the output to the input of a transducer or system?
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Correct Answer:
Sensitivity
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What is the nominal frequency of an SWB?
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Correct Answer:
50 – 16,000 Hz
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What is another word for SWB?
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Correct Answer:
SUPER WIDEBAND
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What type of distortion can be found in speaker systems?
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Correct Answer:
Harmonic
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What changes in the frequency content of the input signal results in the energy being transferred from one frequency at the input to more than one frequency at the output?
Answer
Correct Answer:
Non-linear distortion
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What is NB usually used to refer to?
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Correct Answer:
A device or transmission channel
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What is the name of the point on the axis of the mouth simulator 25 mm in front of the external lip plane?
Answer
Correct Answer:
MOUTH REFERENCE POINT
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What is an example of time- and frequency-dependent characteristics of the transfer function?
Answer
Correct Answer:
An ideal equalizer
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What is the name of the simplest form of non-linear distortion?
Answer
Correct Answer:
HARMONIC DISTORTION
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What is the point outside the ear canal used as a reference point for acoustic and geometric references?
Answer
Correct Answer:
EAR REFERENCE POINT
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What is the name of the point on the end of the ear canal that corresponds to the eardrum position?
Answer
Correct Answer:
DRUM REFERENCE POINT
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What is the term used to describe the altering of a signal's waveform?
Answer
Correct Answer:
DISTORTION
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What term describes the distance at which the level of the direct sound is equal to the level of the diffuse sound?
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Correct Answer:
CRITICAL DISTANCE
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What type of interference is caused by a comb filter?
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Correct Answer:
Constructive and destructive
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When was the release of the Clavivox?
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Correct Answer:
1952
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What type of devices alter the sound of audio sources?
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Correct Answer:
An effects unit or effects pedal
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What is the definition of voltage?
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Correct Answer:
The work needed per unit of charge to move a test charge between the two points
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What type of circuit allows current to travel along an unintended path?
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Correct Answer:
Short circuit
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What is used in the creation of electronic music?
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Correct Answer:
Electronic musical instruments
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What type of music composition utilizes recorded sounds as raw material?
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Correct Answer:
Musique concrète
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What are electronic representations of sound waves called?
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Correct Answer:
Audio signals
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What technological process is used in electroacoustic music?
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Correct Answer:
Audio signal processing
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What is an example of signal processing used in electroacoustic music?
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Correct Answer:
Reverb or harmonizing
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What is the purpose of electroacoustic music?
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Correct Answer:
To manipulate the timbres of acoustic sounds
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What is Sonic Art defined as?
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Correct Answer:
Generally designates the art form in which the sound is its basic unit
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Electroacoustics deals with what transformation of energy?
Answer
Correct Answer:
Transformation of acoustic energy into electric energy or vice versa
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