[clug] TV-wifi interference [was: Will pay money to get mythtv box working]

dave davico at tpg.com.au
Wed Feb 2 07:00:01 GMT 2005

My MythTV box uses a 802.11g PCI wireless card to talk to my router
(also a WRT54G). I have never had any sort of problem, even while the
802.11 is heavily utilised. I have two DVB cards in the mythbox (neither
are VP). I do have a good rooftop antenna though.


On Wed, 2005-02-02 at 14:50 +1100, Drew Parsons wrote:
> On Tue, 2005-02-01 at 23:34 +1100, Eyal Lebedinsky wrote:
> > Paul Wayper wrote:
> > > AVerMedia DVB-T
> > 
> > Which one? The original (761) or the new one (771)? The
> > new one has a better tuner with improved sensitivity.
> > 
> Speaking of tuner interference, when I installed our wireless server
> (Linksys WRT54G) at home, my housemate bought himself a wireless card to
> use, to save cables criss-crossing the house.
> But he discovered that when he's actively using the wifi card
> (downloading something from the web), then the TV image from his digital
> TV card (I can't remember which brand, sorry) goes to pieces - the image
> freezes up, goes jerky.  When the download is complete, the TV image
> goes back to normal.
> I don't believe it's anything like an IRQ conflict on the motherboard.
> As I understand it, digital receivers behave like this when the signal
> is very weak.  My housemate is just using a table top antenna.  Maybe
> connecting to the rooftop antenna might help, but if he's going to get
> an extra cable like that then he might as well just get a long ethernet
> cable and forget about wireless.
> Has anyone experienced this sort of interference before?  Is there any
> obvious solution?  
> Drew

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