[ntp:questions] Accuracy of audio tones via VOIP

David Woolley david at ex.djwhome.demon.invalid
Tue Jul 9 17:59:05 UTC 2013

On 09/07/13 15:35, Robert Scott wrote:

> as much as the local quartz oscillator frequencies?  Does anyone have
> any insight on how Skype and other VOIP systems manage record/playback
> rate synchronization?

The workings of Skype are a trade secret.  Other ones will have a jitter 
buffer, and will typically dump or repeat frames if that gets too full 
or risks underflowing.  RTP allows the source to mark good places to do 

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