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MaWD Lesson 3.01 (1)

Understand Principles of Audio

TermDefinition
AIFF Developed by Apple High quality
Amplify Change the volume of selected audio
Amplitude Distance from rest to crest or rest to trough
Analog A continuous phenomena
.avi (Audio Video Interleave) Created by Microsoft Use less compression Supported by most computers
Bit Rate The number of computer bits that are conveyed or processed per unit of time
Capture To record audio, video or still images as digital data in a file
Clip A short segment of audio
Crest Point that exhibits maximum amount of upward displacement from the rest position
Decibles The loudness or intensity of a sound in which it is measured in
Frequency Number of waves to pass a point in one second
MP3 Compressed format Popular foe music
.ogg (Ogg Vorbis) Open source Compressed format
Pitch Quality of a sound determined by the rate of vibration
Sample Rate The rate or frequency at which a sound is sampled to digitize it
Sounds Vibrations that travel through the air or some other medium
Sound Wave An audible vibration that travels through air or water
Track An area upon which audio moves
Trim Removes everything from the left and right of selected audio
Trough Point that exhibits maximum amount downward displacement from the rest position
WAV Developed by IBM & Microsoft for Windows High quality
Waveform A visual representation of an audio signal
Wavelength Distance from crest to crest
Created by: abcrudup
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Voices

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