[mythtv-users] PCI-E Analog Card

Another Sillyname anothersname at googlemail.com
Sun Jan 24 18:38:53 UTC 2010


2010/1/24 Brian Wood <beww at beww.org>:
> On Sunday 24 January 2010 11:01:00 am Another Sillyname wrote:
>> 2010/1/24 Brent Norris <brent at brentnorris.net>:
>> One solution is to go for a motherboard like an Asus P5WDG2 Pro which
>> supports PCI-X slots.  The bus structure of the board splits the PCI
>> slots from the PCI-X slots (you can plug a Hauppauge 500 into a PCI-X
>> slot because I do) and you shouldn't get bus saturation.
>>
>> I run a backend with 2 dual terrestrial and 3 satellite feeds (all
>> digital though) but with multirec that's 8 terrestrial and 6 satellite
>> on that board.  The most I've had recording was two HiDef channels at
>> about 8gb per hour, 3 satellite channels at about 4.5GB per hour and 6
>> terrestrial at about 1.6GB per hour all at the same time.  With the
>> loading split it worked like a charm.
>>
>> It is a quad core processor with 4 hard disks to spread the recording
>> load as well.
>
> I agree with you, I have many PCI-X server boards, they can be had cheaply
> today, and perform very well, though they do draw a lot of watts (or rather
> the CPUs that fit into them do).
>
> But the OP wants to use a new server, with PCIe slots, so let's see what we
> can find to help him do that.
>
> If power consumption is a factor, this will probably be better for him.
>
> Looking at his situation, I think the main thing is to be certain what sort of
> signals the cable company sending him, and how that might change in the
> future.
>
> Nobody wants to make a substantial investment in hardware and time, only to
> have to re-do it when the cable company decides to go all digital.
>
> If it were me, I'd start by sitting down with a cable company exec, and finding
> out what their plans might be, assuming they even know.
>
> Since his new server has gigabit NICs, perhaps multiple HDHRs would work, if
> the channels he wants are available as clear QAM, and will continue to be.
> This will remove any dependency on a particular type of slot.
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Well in that case...

Asus P6T6 or even better P6T7 (the 7 has a pretty clever bus
distribution system IIRC).

But by definition that's still going to suck power.

I missed the start of this conversation, any chance you could recap
what exactly you're trying to do and the reasoning behind it....My
system has a single backend as described above but feeds up to 10
frontends (some are laptops) so I've got some experience in this area.

Also I use Asterisk with 7970's , would never go back to normal
phones.  Have you thought of using bluetooth rather then your existing
handsets and get the system to redirect when you walk into the house
(bluetooth scanner to detect the MAC in your mobile phone), works
pretty well (not quite perfectly yet!!).


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