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Codecs

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	Date/Time	Made By	Edit Note	Type	Scope
	Mar 24 2006, 6:58 PM EST	Patty	added request link	edit	5 words added 2 words deleted
Change: keeps a full channel (in both directions) dedicated to a call regardless if anyone is talking or not.See also:CodecsBandwidth RequirementsLow-Bandwidth SolutionsSecurityAsterisk: Open-Source PBXRequest a Page View changes from previous version. (Word count: 510)
	Mar 24 2006, 4:40 PM EST	Patty	edits/links	edit	31 words added 43 words deleted 1 image added 1 image deleted
Change: human voice. They target the frequency range of human speech and not the frequencies above or below. Forhuman example,voice. ifIf you tried to pass a music sample through one of these codecs, the sound quality would not be thatvery good. VoIP codecs are View changes from previous version. (Word count: 507)
	Feb 19 2006, 3:56 PM EST	Anonymous	Initial page build	edit	513 words added
Change: Here’s how it works. Your voice, an analog signal, is sampled several thousand times per second and converted into a digital signal. If the codec View changes from previous version. (Word count: 517)
	Feb 19 2006, 3:31 PM EST	mark		create	No content added or deleted.
Change: Created by mark Feb 19 2006, 3:31 PM EST for: no reason given