[opendtv] Re: 200 Mile 8VSB Reception
- From: "John Willkie" <johnwillkie@xxxxxxxxxxxxx>
- To: <opendtv@xxxxxxxxxxxxx>
- Date: Wed, 17 Jan 2007 15:47:11 -0800
8VSB will be around longer than you or I, and will be stronger. Same is
true for OFDM; but the latter will never be strong in the U.S.; it will
however, be slightly more popular among broadcast viewers as PAL or SECAM
were in the U.S.
John Willkie
> -----Original Message-----
> From: opendtv-bounce@xxxxxxxxxxxxx [mailto:opendtv-bounce@xxxxxxxxxxxxx]
> On Behalf Of Bob Miller
> Sent: Wednesday, January 17, 2007 3:46 PM
> To: opendtv@xxxxxxxxxxxxx
> Subject: [opendtv] Re: 200 Mile 8VSB Reception
>
> High darned time to kill the Frankenstein beast, 8-VSB.
>
> And I am working on it. Whether I am successful or not 8-VSB will self
> distruct IMO.
>
> Bob Miller
>
> On 1/17/07, Manfredi, Albert E <albert.e.manfredi@xxxxxxxxxx> wrote:
> > John Shutt wrote:
> >
> > > Good for you, Bert.
> > >
> > > Here is Jan's 1999 report in full. Bottom line: Both systems
> > > were received from 62.2 miles away from a 50 KW erp transmitter.
> >
> > John, I believe in full and honest disclosure. If you mention the
> > Sinclair tests, then talk about the Sinclair tests. Not someone else's
> > test.
> >
> > In any event, my takeaway from Jan's test was that in the far field, the
> > receivers were roughly equal. "Subjectively, there were slightly more
> > glitches using COFDM than using 8-VSB."
> >
> > Therefore, if 8-VSB receivers are updated and improved to the point
> > where urban reception is good, e.g. in-Mark-Schubin's-apartment good,
> > THEN we can finally stop obsessing over COFDM and instead concentrate on
> > making things happen with what we've got.
> >
> > It's high darned time, John.
> >
> > Also, note that the sensitivity of all of the receivers was just so-so.
> > All but one were -78 dBm, which is not so impressive. Must have had
> > highish noise figures.
> >
> > Here's an example of making things happen. I notice that Mark Aitken's
> > CW 54 station has gone blank in 54-2 and 54-3. Past couple or three
> > weeks, I believe. Hey Mark. What are your plans? How about France 24 on
> > one of those, as a perfect OTA substitute for CNN? Also, add a third
> > subchannel to Fox 45.
> >
> > Thanks!!
> >
> > Bert
> >
> >
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>
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