Difference between revisions of "PCR"
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| − | + | Abbreviation for Program Clock Reference. | |
| + | |||
| + | For MPEG-2 standards, the clock rate is 27 MHz which clocks the video and audio. | ||
| + | |||
| + | If there is a drift rate higher than the spec of +/- 500ns, some decoders will lose 'Lip" sync and the color sub-carrier my drift. | ||
| + | [[Category:Glossary]] | ||
Revision as of 10:52, 23 November 2010
Abbreviation for Program Clock Reference.
For MPEG-2 standards, the clock rate is 27 MHz which clocks the video and audio.
If there is a drift rate higher than the spec of +/- 500ns, some decoders will lose 'Lip" sync and the color sub-carrier my drift.
