I suspect that if it isn't too hard to do a gigabit switch and adapters combined with cat 5e/6 will give you a more responsive system, especially when you jump around in the video, but the numbers below make it look like the wireless would work...
On Mon, 2005-09-05 at 22:32 -0700, Fedor Pikus wrote: > On 9/5/05, Brian McEntire <[EMAIL PROTECTED]> wrote: > Hi - > A question about network capacity: > > I'm planning to put a front end by the TV, and a back end in a > different part of the house. The primary purpose for this > MythTV setup is HDTV viewing. > > Some early HDTV recordings are about 2.4 GB for 30 minutes. > > This works out to 2.4 * 10^9 * 8 bits/B / 30 min / 60 sec/min= > 10.7 Mbps > > About 1.37 MB/sec. You can get this from 802.11g, but it's right at > the limit of the standard 54 MBps (and only if you don't use the > network in mixed mode, if you add 802.11b clients the throughput will > drop). However, this is well within the limits for the "fast" 11g, > i.e. proprietary extensions which typically double the speed of the > network (you've probably seen 108 Mbps devices advertised, that's > them). The catch is, they are usually 108 Mbps to each other, and 54 > Mbps to another brand, if you're lucky. > > I have a network of several Viewsonic WAP/Bridge devices (WAPBR-100, > CompUsa sells them on-line if you can't find them) and I get 2.4 > MB/sec transfer rate to and from my Myth box. These are ethernet to > wireless bridges, not wireless adapters, which is the best since you > don't have to mess with wireless drivers - you just take all your > bridges to one place, connect them to a PC one by one, configure them > all, one as a WAP and the rest as bridges, and then connect them to > any ethernet-enabled device, and with no changes to the device you're > now connected to wireless. > > Fedor > > > For streaming from the backend to the frontend (aka accessing > via NFS?) it appears it will exceed Ethernet speed and require > fast ethernet. I don't have cable run, so my question is, for > a strong signal, is it reasonable to expect a quality stream > over 54 Mbps wireless-g or is running CAT5/6 a better bet? > > Thanks! > > _______________________________________________ > mythtv-users mailing list > [email protected] > http://mythtv.org/cgi-bin/mailman/listinfo/mythtv-users > > > > > > -- > Fedor G Pikus ([EMAIL PROTECTED]) > http://www.pikus.net > http://wild-light.com > _______________________________________________ > mythtv-users mailing list > [email protected] > http://mythtv.org/cgi-bin/mailman/listinfo/mythtv-users
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