On Mon, 02 Jan 2012 06:20:36 +0100, Magnus Danielson <[email protected]> wrote:
>On 01/02/2012 06:09 AM, David I. Emery wrote: >> On Sun, Jan 01, 2012 at 05:54:46PM -0800, J. Forster wrote: >>> To me the ball drop/fireworks was different from the on-screen time on FOX >>> by a few secnds. >> >> I was watching the media pool HD satellite feed on AMC-1 and >> through a broadcast grade IRD (ex PBS Bitlink ) it appeared to be about >> 2 seconds slow relative to my house NTP timing. This would about >> exactly match what I would expect for uplink encoder, satellite path, >> and decoder delays. >> >> I would expect a TV station using that feed might add anywhere >> from 1-6 seconds to the delay in their internal processing to OTA... and >> a digital cable system might add further delay to that (couple of more >> seconds at least). >> >> Real time TV these days is only RELATIVELY real time. > >When doing interviews on live TV across the atlantic, using uncompressed >video and audio have been used to avoid the anoying delays. > >But the highly technical world now has more delay than we used to. >Progress... :P Even 10 years ago when watching live interviews from space, the TV coverage was significantly delayed compared to the NASA audio feed which was broadcast over the local amateur repeaters. _______________________________________________ time-nuts mailing list -- [email protected] To unsubscribe, go to https://www.febo.com/cgi-bin/mailman/listinfo/time-nuts and follow the instructions there.
