OT: Composite/Component [was Re: [mythtv-users] Re: Image quality,
what effects it?]
Jay R. Ashworth
jra at baylink.com
Sat Aug 14 19:00:39 EDT 2004
On Sat, Aug 14, 2004 at 10:43:18PM +0200, Rudy Zijlstra wrote:
> Cory Papenfuss wrote:
> > I suspect that terrestrial cable will use encrypted QAM with cablecard
> > anyway, so getting uncrypted QAM support is probably moot.
> No such thing exists...
Um, no such *which*?
> terrestrial == over the air, which is in USA by ATSC 8-VSB, in normal
> thinking countries by DVB-T.
> cable == by RF cable managed by a Cable Operator (Fox, UGC, ... )
Fine. And the signal *transmitted* over that cable (can) conform to
the Society of Cable Television engineers/CableLabs standard number 40,
which is publicly available.
So your point is?
> P.S. ATSC is much later than DVB, and very much exists because the USA
> wanted to define its own standard, even though both Cable as well as
> Satellite in the USA were already very succesfully deploying DVB....
> P.P.S. DVB supports what is historically called FTA or Free To Air
> signals. Many Satellite signals are not encrypted. On cable the
> situation is very much defined by the operator, and strongly dependent
> on the business model.
Stipulated. But if your carrier uses a standardized signal and
modulation (and there is one), why not try decoding it to see if the
channels you're not paying extra for are encrypted.
That is: what was the point of your reply, again?
Jay R. Ashworth jra at baylink.com
Designer Baylink RFC 2100
Ashworth & Associates The Things I Think '87 e24
St Petersburg FL USA http://baylink.pitas.com +1 727 647 1274
"You know: I'm a fan of photosynthesis as much as the next guy,
but if God merely wanted us to smell the flowers, he wouldn't
have invented a 3GHz microprocessor and a 3D graphics board."
-- Luke Girardi
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