Re: Dutch station clocks

Sound on TV is "NICAM" = "NEAR Instantaneous something AUDIO or
other" In other words nor quite instantaneous.

Michael bell

In article <BKU2f.8728$ey6.5944@xxxxxxxxxxxxxxxxxxxxxxxxx>, J. Gulliford
<URL:mailto:jgulliford@xxxxxxxxxxxxxxxx> wrote:
> No, it's down to the delay built in to allow the digital system to assemble
> the picture from the digits. The bit rate is kept down by some fancy
> computer work, only sending the bits of picture that have changed. However
> every so often the whole picture changes so it has to be built up again from
> scratch. So there's about a seconds delay. The same applies to DAB radio
> which uses some of the ear and brain's capability to reconstruct what it
> thinks it ought to hear. For proof, listen to music on a mobile phone where
> the bit rate is slashed and the algorithms rely on the fact you're supposed
> to be listening to speech, not music!
>
> JG.
> "Roger H. Bennett" <roger.bennett85@xxxxxxxxxxxx> wrote in message
> news:3CD2f.21969$DO.11247@xxxxxxxxxxxxxxxxxxxxxxx
> > "Peter Masson" <peter.masson1@xxxxxxxxxxx> wrote in message
> > news:diel9r$aji$1@xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx
> >> If you rely on the pips on Radio 4, make sure you don't use a digital
> > radio,
> >> as this runs slightly late.
> >
> > I didn't know that, although I have noticed the same effect with radio or
> > TV
> > via cable. Presumably the delay is caused by having to receive and
> > re-transmit the programmes?
> >
> > Roger
> >
> >
>
>
>

--

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