Intel SandyBridge... I don't get it.

[Dave Germiquet]

Well couldn't you use those Analog cards on a Set Top Box, and using a IR
Blaster to change the channels?

I used my PVR-150 that way when I was using mythtv. The set top box has an
analog signal no?

On Thu, Jan 27, 2011 at 4:41 PM, solarflow99 <solarflow99-Re5JQEeQqe8AvxtiuMwx3w at public.gmane.org> wrote:

> isn't it true that in several months, all those analog cards won't work
> anymore?
>
>
>
> On Thu, Jan 27, 2011 at 4:32 PM, D. Hugh Redelmeier <hugh-pmF8o41NoarQT0dZR+AlfA at public.gmane.org>
> wrote:
> > On Thu, 27 Jan 2011, Lennart Sorensen wrote:
> >
> > | Date: Thu, 27 Jan 2011 14:06:23 -0500
> > | From: Lennart Sorensen <lsorense-1wCw9BSqJbv44Nm34jS7GywD8/FfD2ys at public.gmane.org>
> > | Reply-To: tlug-lxSQFCZeNF4 at public.gmane.org
> > | To: tlug-lxSQFCZeNF4 at public.gmane.org
> > | Subject: Re: [TLUG]: Intel SandyBridge... I don't get it.
> > |
> > | On Thu, Jan 27, 2011 at 12:46:25PM -0500, D. Hugh Redelmeier wrote:
> >
> > | >     + I want to stay with analog as long as I can because DRM
> prevents
> > | >       recording digital cable signals (the record-component-out hack
> is a
> > | >       little hacky, but I will try that; it requires a lot of Rogers
> STBs
> > | >       and whacky open-loop control of the tuner)
> > |
> > | Open loop?
> >
> > http://en.wikipedia.org/wiki/Open-loop_controller
> >
> > The controller gets no feedback from the controllee so it doesn't know
> > for sure that its commands have had the desired effect.  IR remotes
> > are only open-loop because they assume that the human can monitor the
> > results and correct for failures.  An IR blaster cannot observe the TV
> > screen or set-top-box display to see if the commands were registered.
> >
> > Is firewire control of the STB yield feedback to the controller?
> >
> > Another question:
> >
> > I bought a firewire controller just for controlling a couple of STBs.
> > The controller has one ordinary FW connector and two 9-pin connectors
> > ones for 800MHz firewire (I think).
> > http://www.dynexproducts.com/products/computers/DX-PCI2PF.html
> > I guess that I need a 9-Pin to old-fashioned FW converter or cable.
> >
> > Is that correct?  Are such cables common?
> >
> > | > So: how much better are 1156 systems than 775 systems (and Socket
> AM2+
> > | > systems) for my purpose?
> > |
> > | Depends what you are doing.
> >
> > TV stuff.
> >
> > [I've just ordered DDR3 RAM, so I'm getting committed to this
> > project: nothing I currently have would accept DDR3 DIMMs.]
> >
> > | > Will 5 SD streams swamp + whatever Myth is doing swamp the memory
> bus?
> > | > If so, 1156 would be much better.
> > |
> > | Well if you use hardware mpeg2 compression cards, then I doubt it would
> > | be much load at all.
> >
> > Yes.
> >
> > | > Will anything need much CPU?  Since I've been living with an Athlon
> > | > 1700 XP, I think the CPU issue is minor.  I do hope to add a couple
> of
> > | > Hauppauge HD PVRs and I don't know what load that adds.
> > |
> > | The HD PVR compresses to MPEG 4 in hardware, so the data isn't that
> much,
> > | although USB being extremely inefficient may take a decent chunk of CPU
> > | to handle.
> >
> > Are USB3 ports (as on the socket 1156 I'm looking at, (when used as
> > USB 2 (for the Hauppauge HD PVR) likely to be less CPU intensive than
> > ordinary USB2 ports?
> >
> > | Of course there are crazy solutions out there:
> > | http://www.magma.com/4slot.asp
> > |
> > | Box with 4 PCI slots, attaches by cable to the host and uses one slot
> > | there (PCIe or PCI, your choice).  Too bad it is stupidly expensive
> > | ($1500).  It would be cheaper to build multiple backend machines with
> > | a couple of PCI cards each.
> > |
> > | Another method is a PCI bridge riser like this one:
> > | http://www.orbitmicro.com/global/rc2-019-p-686.html
> > | Turns one PCI slot into 3 slots.  Add a PCI extender cable and you
> could
> > | actually use multiple.  How you mount the cards in the case is another
> > | interesting issue then.
> >
> > A big honking motherboard looks to be cheaper.
> > --
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> >
> --
> The Toronto Linux Users Group.      Meetings: http://gtalug.org/
> TLUG requests: Linux topics, No HTML, wrap text below 80 columns
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>



-- 



Dave Germiquet
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