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Audio

3.01 Key Terms

TermDefinition
Sounds Vibrations that travel through the air
Sound Wave A wave of compression and refraction in which sound is propagated
Decibels Unit to measure the intensity of sound
Crest A point on wave with maximum value
Trough A point on wave with lowest value
Wavelength Difference between crest on a wavelength
Amplitude The maximum extent of a vibration
Frequency Amount of cycles a vibrating objects completes
Pitch Degree of highness or lowness of a tone.
Analog Recording object in continuous vibrations
Sample Rate Number of samples of audion created per second
Bit Rate Number of bits per second that can be transferred through a network
Waveform A curve showing shape of a wave
Clip A piece of a longer recording.
Track Part of music that is recorded separately
Trim Used to adjust level of input signals
Amplify To make something stronger or louder
Capture Converting a analog video signal
WAV Lossless uncompressed broadcast
AIFF File format used for storying sound data
MP3 A compressed audio format
.avi (Audio Video Interleave) File format used for video playback
.ogg (Ogg Vorbis) Open source file format for multimedia
Created by: mnchance
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Voices

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