BCA 222 Quiz 1
What are the 4 characteristics of sound?
Frequency, Amplitude, Timbre, Tempo
Velocity, Acceleration, Speed and Tempo
Volume, Speech, SFX, Music
Frequency, Volume, Tempo, Overtones
What is Frequency?
Relative duration between changes
Relative loudness and softness
Relative highness or lowness
Relative combination of overtones
What is Amplitude?
Relative combination of overtones
Relative duration between changes
Relative loudness and softness
Relative highness or lowness
What is Timbre?
Relative loudness and softness
Relative combination of overtones
Relative duration between changes
Relative highness or lowness
What is Tempo?
Relative combination of overtones
Relative loudness and softness
Relative highness or lowness
Relative duration between changes
What are the 4 parts of Sound Envelope?
Protec, Attac, Snac, Fall Bac
Attack, Decay, Sustain, Release
Phasing, Masking, Recording, Producing
Attack, Decay, Acoustics, Relay
What is Attack?
The time it takes for a song to reach full volume
The time it takes for the level to drop to the sustained level after the attack has passed
The science of how humans hear sounds
Level at which the sound stabilizes
What is Decay?
Level at which the sound stabilizes
The time it takes for a song to reach full volume
The time it takes for the level to drop to the sustained level after the attack has passed
The time it takes to go from a sustained level to silent
What is Sustain?
The time it takes for the level to drop to the sustained level after the attack has passed
The time it takes for a song to reach full volume
The time it takes to go from a sustained level to silent
Level at which the sound stabilizes
What is Release?
The time it takes for a song to reach full volume
The time it takes to go from a sustained level to silent
Level at which the sound stabilizes
The time it takes for the level to drop to the sustained level after the attack has passed
What are acoustics?
The science of how humans hear sound
A series of harmonics
The science of a soundwaves behaviors
A type of aditive synthesis
What are Psycho Acoustics?
Indirect sound from the source
The science of how humans hear sound
The science of how animals hear sound
A form if immersive sound
What is Noise?
Intentional and purposeful
Nuiscance and unintentional
Loud and obnoxious
Quit and calm
What is Sound?
Loud and obnoxious
Quit and calm
Nuiscance and unintentional
Intentional and purposeful
Which of the following is NOT an auditory perception?
Stereo
Immersive Sound
Binaural (3D sound)
Theater - QSC 11.1-13.1
Aural Sensations
Selective Perception
What is a DIrect Sound?
A sound from a soundsource straight to your ears
Reflected sound
Amplified sound
Unedited sound
What is indirect sound?
Unedited sound
Amplified sound
Reflected sound
A sound from a soundsource straight to your ears
When does an Early Reflection occur?
After 35 ms after direct sound
Within 20 ms of direct sound
20-50 ms after direct sound
1 second after direct sound
When does a Reverberation occur?
50 ms after direct sound
1 ms before direct sound
20-50 ms after direct sound
After 35 ms after direct sound
When does an Echo occur?
35 ms after direct sound
20-50 ms after direct sound
50 ms after direct sound
Within 20 ms of direct sound
What is another name for the Precedence Effect?
Scheherezade Syndrome
Haas Effect
Butterfly Effect
Broadcast Chain Effect
What should you consider when you are recording indoors?
Frequencies that live the longest in a space bounces off of things
Localization of sound sources is difficult
Send signal over the airwaves
The proper levels on the audio board
What are Sound Absorption Coefficients?
Resonance frequency
Hertz (Hz)
Units in which sound is measured
The rate at which frequencies are absorbed
What is a Broadcast Chain?
When the sinal is sent across the air waves
Where the broadcast signal is converted into audio format
Indirect sound classifications
The process of magnetic induction
What is an Antenna?
A device that digitaly displays sound
A device that sends signals over the air waves
A weapon of mass destruction
The rate at which frequencies are absorbed
What is a Receiver?
A device that converts transmitted signals back to broadcast so it is audible
A device that digitaly displays sound
A device that sends signals over the air waves
A device that transduces audio
What are the 4 Categories of Sound In Commercial Production
Frequency, Amplitude, Timbre, Tempo
Phasing, Masking, Producing, Editing
Speech, SFX, Music, Silence
Attack, Decay, Sustain, Release
Which one of the choices is NOT a basic feature of a microphone
Operating Principles
Directional Characteristics
Recording Device
Sound Response
What is a Transducer?
A device that converts one form of energy into another
Transmits sound in 3D
Localizes the sound
A device that converts transmitted signals back to broadcast so it is audible
What is Impedance?
Changes acoustic energy into eletric energy
Property of a circuit/element that restricts the flow of alternating currents (lower the better)
Building context for a listener
Having more colors gives you more posibilities
Where is the Transducer located?
In the upper right hand corner of the audio board
In the cord of the mic
In the head of the mic, also known as the Element
In the receiver
What uses a fixed magnet and a movable diaphragm to which a small, lightweight, finely wrapped coil suspended between the poles of a fixed magnet is attached
Moving-coil microphone
Magnetic Induction
Fused Induction
Linearity
What type of Microphone does NOT use Magnetic Induction?
Moving-coil
Ribbon
Variable Capitance Capacitor (Condenser)
Lavalier
What is Phantom Power?
The power of a Rolls Royce Phantom
A method of remotely powering an amplifier or impedance converter by sending voltage along the audio cable
Having a higher frequeny gives the microphone a higher directional sound
Measures eletrical circuits in the mic itself
What is the Proximity Effect?
When the bass response of some mics as the distance between the mic and its sound source decreases
The frequency at which an analog signal is sampled
The perception of sound as being close and realistic
The subjective perception of frequency
What is the purpose of a Bass Roll-Off switch?
Combining the outputs of bass from both channels
Bass that is received on the low range of the audible frequency spectrum
To make the microphone compensate for proximity effect by reducing the bass response of the microphone
I serve the Bass I serve the Bass
What is an Analog Signal?
An audio signal that flows in and out using patch cords
A signal that is sent over the air waves
Used for radio and TV
A signal that changes everything to digital without the need of patch cords
A signal that changes everything to digital without the need of patch cords
An audio signal that flows in and out using patch cords
A signal that is sent over the air waves
A signal that is sent by a transmission transducer
What is On-Air used for?
Used for Online radio
Used for radio and TV
Used in producing and post-producing music, movies, and films
For bits and cording
What is Production used for?
Used for a premix to make sure that voices and music will blend together
For bits and cording
Used in producing and post-producing music, movies, and films
Used to input commands
What are the 3 Sections of Audio Consoles?
LaFerrari, P1 and 918
Analog, Digital, Virtual
Input, Output, Monitor
Big Baller Brand
What is an Input Section?
Where signals that are manipulated are combined and sent out of the console
Where music and sound are balanced
Where Input commands work with mics, phones, CD players and recorders
Where sound sources are integrated and manipulated
What is an Output Section?
Where fading all the inputs together takes place
Uses a premix to make sure that voices and music will blend together
Where signals that are manipulated are combined and sent out of the console
Where sound sources are integrated and manipulated
How many Input Channels are there?
2
8
16
10
How many Output Sources are there?
8
16
24
4
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