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Principles of Audio

MAWD

TermDefinition
Sounds vibrations that travel through air
Sound Wave An audible vibration that travels through air or water
Decibles intensity of sounds
Crest Point that exhibits maximum amount of upward displacement from the rest point
Trough point that exhibits maximum amount of downward displacement from the rest position
Wavelength distance from crest to crest
Amplitude distance from rest to crest to trough
Frequency Number of waves to pass a point in one second
Pitch Quality of sound determined by rate of vibration
Analog continuous phenomena
Sample Rate rate or frequency is digitally recorded
Bit Rate number of a bits a computer can process
Wave Form visual of sounds
Clip short segment of audio
Track area where audio moves
Trim removes from left and right of selected audio
Amplify change volume of audio
Capture record audio or video or still images as digital data
WAV high quality lossless big file size
AIFF high quality lossless big file size
MP3 compressed format good for internet
.avi(Audio Video Interleave) stores video and audio
.ogg(Ogg Vorbis) compressed format good for internet and used in gaming
Created by: JayWhitley
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Voices

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