[mythtv-users] Driving a PAL tv using Intel graphics

[Paul Gardiner]

On 23/08/2011 10:45, Alex Butcher wrote:
> On Tue, 23 Aug 2011, Paul Gardiner wrote:
>
>> On 22/08/2011 23:08, mlt at etruscott.co.uk wrote:
>>> I have just updated my motherboard+cpu to a sandy bridge combo, which is
>>> nice and quiet and low powered.
>>>
>>> however, at present i still have a SD crt TV; at present i am using a
>>> cheapo vga to s-video dongle thing that is pretty rubbish.
>>>
>>> Does anyone know of a better way than this? I have a vga and dvi
>>> connector so is there a solution that could use either of those? I had
>>> wondered about the apple dvi-s-video connector does this work for linux
>>> or is there a way of getting the graphics to drive a pal-tv directly?
>>
>> My first experiences of MythTV was use with an SD CRT. I was
>> disappointed with the results until I discovered this:
>> http://www.mythtv.org/wiki/RGB_Scart. No good to you if
>> your TV doesn't have a SCART socket, but great if it does.
>
> I'm a sometime contributor to that page, and I've been using Steve Hall's
> 'Nvidia cable' it documents since 2006. Works really well, providing your
> video card can output a 15.625kHz signal.

Yes, that's what I used, plus an extra little circuit to hold the RGB
signalling wire high.

> If you don't fancy building one yourself (I think all my parts, including a
> case and some stripboard, cost about £15 from Maplin), Keene sell something
> similar:
> <http://www.keene.co.uk/electronic/keene-electronics/keene-sync-thingy-rgbhv-sync-transcoder/KST1.html>

Coo. Nice. I don't think that existed when I built mine. I'd
have gone for that.

Paul.