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Canon XL1 3CCD Camcorder User Manual

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32KHz Commoninbroadbandvideo



Minimumfordecentmusi

c



44.1KHz AudioCD



Musi

c

48KHz DVD,DAT



Musi

c

96KHz High‐endaudiorecording



Musicmastering





BITDEPTH



Æ

numberofbitsusedforeachsampleineachchannel—thehigherthebitdepth,thebetterthe

audioquality.



•8‐bitsampling

Æ

Originally,multimediaaudioused8‐bitsampling=measurementofvolumefrom0‐255foreach

sample.

Æ

producesfairlypoorqualityaudio



•16‐bitsampling

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currentstandardforaudiodistribution.MostmoderncodecsandallaudioCDsuse16‐bitsampling

aswell.

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•20‐bitsampling

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usedforprofessionalaudiorecordingtoprovideabetterdynamicrangethan16bits

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•24‐bitsampling

Æ

rapidlybecomingthestandardforprofessionalaudiorecording

Æ

providesmoresonicdetailthan16‐bitsampling

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