Re: [Phys-l] Digital TV signal delay

["John Clement" <clement@hal-pc.org>]

Well, do the necessary experiments to figure out what is causing the delay.
Unless one of the boxes or TVs are very heavy it should be simple and quick.
That way you can stop theorizing, and know what is causing it, although you
may not know how it is caused.

John M. Clement
Houston, TX
> Forum for Physics Educators <phys-l@carnot.physics.buffalo.edu> writes:
> > In my case both the kitchen and family room TVs are analog TVs tuned to
> > channel 3.  They are both fed by the same digital FIOS TV signal (from
> > two different coax and splitter paths which have been ruled out as an
> > explanation for the delay).  The two TVs have different settop box
> > models.  The kitchen box is a simple digital to analog converter, the
> > family room TV box also contains a DVR.  Both settop boxes are set to
> > look at the same channel as indicated by their identical display
> > numbers.  There is a several second delay present between the two TVs.
> > Presumably the fact that the two settop boxes are different models is
> > what is leading to the delay.
>
> Is it possible the the DVR is delaying a preset time to allow for the
> "pause live TV" feature?  Maybe a buffering delay to allow for record?
>
> In any event, my delay is occuring on two identical non-DVR converter
> boxes....