[mythtv-users] Mythtv && PLC
alanh at fairlite.demon.co.uk
Wed Jan 31 10:09:15 UTC 2007
On Wed, 2007-01-31 at 10:52 +0100, Nicolas Mainil wrote:
> On 1/30/07, Brian Wood <beww at beww.org> wrote:
> > On Jan 30, 2007, at 1:35 PM, Cristo Bolaņos wrote:
> > > Hello,
> > >
> > > has anyone tried frontend over PLC ? It's about 10 Mbit bandwith,
> > > is enough ?
> > >
> > 10 Mbit would be enough for an SD signal, if you could actually
> > achieve it.
> > But from what I've read the PLC units do not come anywhere close to
> > the "claimed" speed. I'd make sure I could return the unit(s) if you
> > decide to try them out.
> AFAIK there are two PLC standards: 14 Mbps (theoretical) and 85 Mbps
> (theoretical). I own a 85 Mbps and it works fine with SD mpeg2
> (720x576 PAL). I don't think you'll have success with the 14 Mbps
> cause the practical speed is much lower than the theoretical speed. It
> may of course vary with the quality of your electrical network and the
> distance between the adapters but as far as I remember I get
> approximately the quarter of the theoretical bandwith.
There's also the new AV units which claim 200Mbps (theoretical) which is
meant to be able to handle at least a single HDTV stream. I've read
figures of 40Mbps (reality).
More information about the mythtv-users