[opendtv] Re: Demand for free DTV rising in Australia
- From: "Dale Kelly" <dalekelly@xxxxxxxxxxx>
- To: <opendtv@xxxxxxxxxxxxx>
- Date: Sun, 01 Jul 2007 19:57:15 -0700
Bert wrote:
Re: Unlicensed devices:
> I do find it relevant, because I only use OTA TV. And I responded
> to Craig about this already, a long time ago. A legal, unlicensed
> transmitter could clobber reception of a very typical TV station,
> especially if the TV is> connected to an indoor antenna and the
> unlicensed user is close by (adjacent apartment, for instance).
> I showed this with power levels used by these devices and by
> typical TV stations, and this did not even include IM3
> considerations. I also think that the auto-detection schemes
> these devices would likely use, being in consumer hands,
> could be fooled into thinking the frequency band was free,
> when it actually wasn't, depending, of course, where they are
>installed.
Sorry, I missed this posting, you are absolutely on target, IMO.
Re: Advanced single conversion tuners:
> So you're saying this tuner isn't available yet?
> Why would they write the white paper, then?
I didn't say that, I simply assumed this given the wording of Al's posting
and the poor FCC test results of available receivers. I then added a
question for Al asking if he knows when this feature will be available?
Re: Abnormal RF Congestion in USA:
> There would be translators somewhere in his general vicinity.
> But as he correctly says IMO, the major players in the US have
> no particular incentive to keep Cliff off cable or DBS.
No argument here...but that didn't address my point, which was that the US
has RF congestion in the broadcast band unlike any other country. This
condition is mostly responsible for our IM problems and therefore requires a
more robust receiver front in design - relative to other countries.
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