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Audio Post
Quiz 3
69
Other
Not Applicable
10/15/2006

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Term
What is Psychoacoustics?
Definition
The Scientific study of the human perception of sound
Term
What is the Basilar Membrane?
Definition
Membrane inside the cohlea that contains the hairs used to translate sounds into neural energy
Term
What would you find in the middle ear?
Definition
Ossicles, and the Stapedius Musscle
Term
What are the three bones that make up the ossicles?
Definition
Malleus, Icus, and Stapes
Term
What is the Stapedius Reflex?
Definition
When exposed to loud sounds for an extended period of time, the stapedius muscle restricts the movement of the ossicles to prevent hearing damage
Term
What are the parts of the inner ear?
Definition
The Cochlea, The Oval Window, and the Basilar Membrane
Term
What are the three main cues with regards to the basics of Psychoacoustics?
Definition
Time Loudness and Pitch
Term
What attribute of auditory sensation can be ordered on a musical scale?
Definition
Pitch
Term
How many octaves make up the human hearing range?
Definition
10
Term
Which octave range is known to contain the fundamental, lower harmonics, and overtones of most sound sources?
Definition
Octaves 5-7
Term
Which octave range is said to give sounds a "tinny" sound?
Definition
Octave 7
Term
Properly emphasized, the lower parts of this octave range can improve speech intelligibility.
Definition
Octave 8
Term
Octave 8 is known as the ____________.
Definition
Prescence Octave
Term
What is the difference between intensity and loudness?
Definition
Intensity is the strength of a sound wave, where loudness is a human perception of intensity
Term
The shorter the sound, the _______ it must be to be heard.
Definition
Louder
Term
What are the four static cues for human localization?
Definition
Interaural Time Difference, Interaural Intensity Difference, Pinnae Response, and Shoulder Echo
Term
Which static cue is most effective when the frequency content of a sound is 270-500Hz?
Definition
Interaural Time Difference
Term
Which sound source determines both azimuth and zenith?
Definition
Pinnae Response
Term
What are the four dynamic cues for localization?
Definition
Head Motion, Vision, Early Echo Response, and Reverb
Term
What are the three maincues for determining distance?
Definition
Intensity of sound source, Ratio of direct to reverberant sound, Amount of high frequency content
Term
Define Head Related Transfer Functions.
Definition
Algorhythms that simulate the filtering effects of our pinnae, head, and upper torso
Term
What term descibes the crowding of wavefronts around a moving sound source?
Definition
The Doppler Effect
Term
If the authorization on your Doppler Plug In expired, ow could you simulate the doppler effect?
Definition
Automate a delay
Term
If a place a fade in on the left channel and a fade out on the right channel, what psychoacoustice phenomenon have i taken advantage of?
Definition
The precedence effect
Term
Define Re Recording.
Definition
The blending of aoll recorded elements into a continous soundtrack
Term
What is an M&E Mix?
Definition
Music and Effects, Dialogue taken out for foreign language markets
Term
What is the only place you would most likely find audio on a digital recording stage?
Definition
The Credenza
Term
What would you find on either end of the console on a re recording stage?
Definition
Supervisor desks
Term
What term describes the blending of source material into smaller stereo submixes?
Definition
Predubbing
Term
When creating predubs, what factors come into play regarding which material will go where?
Definition
Combine Like Tracks, and Combine Tracks with similar frequency content
Term
How many channels would panned dialogue and walla be sent to in a DTS system?
Definition
5
Term
How many channels would panned foley be sent to in a DTS system?
Definition
3
Term
Which channel would you send all principle dialogue to?
Definition
Center
Term
How many channels would panned Small FX be sent to in a DTS system?
Definition
3
Term
How many channels would panned Large FX be sent to in a DTS system?
Definition
6
Term
What is mixed to create a printmaster?
Definition
The stems
Term
Why dont directors like to hear footsteps in the surround channels?
Definition
It draws attention away from the screen
Term
What is the purpose of "The Chain"?
Definition
To clean up production dialogue
Term
What is the difference between a 4+1 ambience predub and a 5 channel ambience predub?
Definition
4+!= quad and a combination of all elements in mono to be a filler, and 5 channel is mixed to feed 5 channels discretely
Term
Why should you never process more than halfway doing predubs?
Definition
You don't yet know if it will work with the other elements in the mix
Term
What is the optical track and why is it there?
Definition
Analogue streo L/R mix, there in case digital format drops out
Term
What is the headroom for all digital formats?
Definition
+20 dB
Term
Where is the audio for DTS found?
Definition
On a CD ROM
Term
Where is the audio for SDDS found on the film?
Definition
On both sides, the outer edges
Term
Which decoding format uses a 4-2-4 format?
Definition
Optical, Dolby SR
Term
Who appoints the music executive?
Definition
The production company
Term
What is the job of the Music Supervisor?
Definition
Chooses all the source music to be used in the film
Term
What are some of the traits that are neccessary for a good composer?
Definition
Filmic Vision, Willingness to change music many times, Crafty, Inventive, Can Communicate in Dramatic terms.
Term
Who appoints the Orchestrator?
Definition
The Composer
Term
What is the Orchestrator's job?
Definition
To Arrange the Composer's music for proper instrumentation, making sure parts are playable, and not technically akward
Term
What does the copyist do?
Definition
Creates individual parts for each member of the orchestra according to music preparation conventions
Term
Who is the protector of the score in the final mix?
Definition
The Music Editor
Term
What is a Leitmotif?
Definition
A melodic Phrase or passage that accompanies the reappearance of a character, element, or situation
Term
What are the Final Cue Sheets?
Definition
Documents that contain the final timings of the music
Term
What percentage of the game industry plays games on PC?
Definition
10%
Term
What is the gtame indusrty's targeted audience?
Definition
Males 18-24
Term
What is the music breakdown for video games?
Definition
40% Electronica
40% Symphonic
20% Everything else
Term
What is the dominant platform in the game industry?
Definition
PC
Term
What is the main editing software used in the game industry?
Definition
Sound Forge
Term
What are the technical limitations when creating a game?
Definition
CPU, RAM, and NBandwidth
Term
What is an SPU?
Definition
Sound Playback Unit
Term
How much RAM does the X Box have?
Definition
64 megs
Term
What platfrm uses a 4:1 compression essentially giving us 8 MB of RAM for sound?
Definition
Playstation 2
Term
What are the three ways to play back a sound in a video game?
Definition
Triggering a Sound Through RAM, Streaming From Disc, and Triggering Streams
Term
How are sounds organized?
Definition
Into banks on the disc that are loaded into RAM
Term
What are two ways to save space?
Definition
Use the loweest possible sample rate, time compress audio and trigger at a lower pitch
Term
What percentage of game audio is creation, and what percentage is implementation?
Definition
50% creation 50% implementation
Term
What are the two types of music for games?
Definition
Licensed and Composed
Term
Why do record companies like to break artists into the gaming world?
Definition
Gaurantee on units sold, Captive Audience, and repetition of songs
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