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Old July 17th 08, 12:41 AM posted to alt.tv.tech.hdtv,rec.radio.amateur.antenna
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Default True Outdoor HDTV yagi's

In article ,
w4nng wrote:
Bob that antenna appears to be a standard ant w/ what in Feb 09, will be the
unnecessary large elements for ch 2 - 6


Channels 2-6 are still allocated to TV, even after 2/09. Only channels
52-69 go away.

Granted, not many major stations are sticking with low-vhf but there
are a few. One of the more notable is WNAZ, the NBC affiliate in
Phoenix which intends to keep using channel 2.

You can check to see what type of antenna you'll need at
www.tvfool.com
You can select either the current stations, or post cutover. For
antenna purposes you want to look at "real channel". Some lucky
markets will be pure UHF after cutover, greatly simplifying their
antenna needs.
--
Jim Prescott - Computing and Networking Group
School of Engineering and Applied Sciences, University of Rochester, NY
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Old July 17th 08, 01:00 AM posted to alt.tv.tech.hdtv,rec.radio.amateur.antenna
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In article ,
D. Stussy wrote:
"Ch 7 thru 69 DTV"? Only 7-51 is authorized after the transition (US)


Channels 2-51 are all allocated to DTV (except for 37). Channels
2-6 aren't as popular so many people won't need an antenna that can
receive them; some people can even get by with UHF only (14-51). To
be sure about what you will need go to www.tvfool.com and see what
real channels will be used in your area after transition.

http://www.fcc.gov/cgb/consumerfacts/dtvantennas.html
--
Jim Prescott - Computing and Networking Group
School of Engineering and Applied Sciences, University of Rochester, NY
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Old July 17th 08, 01:20 AM posted to alt.tv.tech.hdtv,rec.radio.amateur.antenna
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Default True Outdoor HDTV yagi's

"Jim Prescott" wrote in message
...
In article ,
D. Stussy wrote:
"Ch 7 thru 69 DTV"? Only 7-51 is authorized after the transition (US)


Channels 2-51 are all allocated to DTV (except for 37). Channels
2-6 aren't as popular so many people won't need an antenna that can
receive them; some people can even get by with UHF only (14-51). To
be sure about what you will need go to www.tvfool.com and see what
real channels will be used in your area after transition.

http://www.fcc.gov/cgb/consumerfacts/dtvantennas.html


Are you certain? I'm in Los Angeles, the #2 market of the U.S., and NONE of
our existing stations in Southern California (including the San Diego market
too) are keeping their allocations on 2-5 (6 is assigned to Mexico, but even
XETV (FOX) is moving to UHF). None of them have even filed construction
permits for that range - but have actually filed permits for other
allocations (UHF). If there were to be a place where something were to
remain in 2-6, I'd think that the top 10 (out of the ~200 TV markets) would
have such occur.


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Old July 17th 08, 04:17 AM posted to alt.tv.tech.hdtv,rec.radio.amateur.antenna
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On Jul 16, 7:20*pm, "D. Stussy" wrote:
"Jim Prescott" wrote in message

Channels 2-51 are all allocated to DTV (except for 37). *Channels
2-6 aren't as popular so many people won't need an antenna that can
receive them; some people can even get by with UHF only (14-51). *To
be sure about what you will need go towww.tvfool.comand see what
real channels will be used in your area after transition.


http://www.fcc.gov/cgb/consumerfacts/dtvantennas.html


Are you certain? *I'm in Los Angeles, the #2 market of the U.S., and NONE of
our existing stations in Southern California (including the San Diego market
too) are keeping their allocations on 2-5 (6 is assigned to Mexico, but even
XETV (FOX) is moving to UHF). *None of them have even filed construction
permits for that range - but have actually filed permits for other
allocations (UHF). *If there were to be a place where something were to
remain in 2-6, I'd think that the top 10 (out of the ~200 TV markets) would
have such occur.


Yes, VHF 2 to 6 will be in use after the analog shutdown. There are
currently 40 full power stations set to operate on low VHF after
02/17/09. The low VHF channels for digital signals are more sensitive
to electrical impulse noise and interference. Few stations in the
major urban cities have opted to use low VHF for digital TV because
they are most prone to interference there. The largest market station
that is currently slated to be on low VHF is WPVI-DT ABC 6 in
Philadelphia which will flash cut from UHF 64 to VHF 6 next February.

In a crowded spectrum market such as LA, what may happen is that some
low power (LP) stations will eventually be forced to go to low VHF
because they can't find any viable upper VHF or UHF channels to be on.
But the LPs that do that are going to be stations that really don't
care about OTA reception, but want a broadcast station so they can get
on the local cable systems - religious stations mostly if I had to
guess.

Over 50 stations submitted petitions in June to the FCC asking for a
different post-transition channel assignment because their current
post-trans channel allotment presents problems for them. A few of
these are stations currently alloted to be on low VHF and asked for a
upper VHF or UHF channel, so when the dust settles next year (and
there will be a LOT of dust), we may have fewer than 40 low VHF full
power stations, but they will be there. Many cities will not have any
low VHF digital stations, but will have at least 1 upper VHF station.
Hence the need for antenna for upper VHF and UHF.

BTW, low power stations will be allowed to operate on UHF 52 to 59 if
they have no alternate good channel assignment, but they also have to
have permission from who ever brought the channel frequency to operate
there. The last part will likely limit any LP stations in the UHF 52
to 59 range to rural or remote areas, but a LP station in Denver
recently filed for a digital UHF 52 channel post-transition.

Alan F

PS Verizon messed up my usenet access when they dropped alt.* groups.
Thanks a lot, Verizon and the NY AG.
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Old July 17th 08, 05:36 AM posted to alt.tv.tech.hdtv,rec.radio.amateur.antenna
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On 16 Jul 2008 19:00:50 -0400, Jim Prescott wrote:

In article ,
D. Stussy wrote:
"Ch 7 thru 69 DTV"? Only 7-51 is authorized after the transition (US)


Channels 2-51 are all allocated to DTV (except for 37). Channels
2-6 aren't as popular so many people won't need an antenna that can
receive them; some people can even get by with UHF only (14-51). To
be sure about what you will need go to www.tvfool.com and see what
real channels will be used in your area after transition.

http://www.fcc.gov/cgb/consumerfacts/dtvantennas.html

San Francisco,Oakland,San Jose area
2, 4, 5 are very good and popular stations in the low VHF band


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Old July 17th 08, 07:14 AM posted to alt.tv.tech.hdtv,rec.radio.amateur.antenna
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On Tue, 15 Jul 2008 14:53:46 -0700, "D. Stussy" wrote:

" w4nng" wrote in message
...
Besides Wineguard's HD769 series, anyone know of other Ch 7 thru 69 DTV
hi-gain outdoor antennas?


"Ch 7 thru 69 DTV"? Only 7-51 is authorized after the transition (in the
U.S.).


After February 2009, some DTV stations still will be on lower VHF (Channels 2
through 6. See
http://fjallfoss.fcc.gov/edocs_publi...C-07-138A2.pdf
Look up your city in this URL; you may find that you need a Low VHF antenna
also. For example, in Las Vegas (near where I live) NTSC Channel 3 will be on
Channel 2 broadcasting DTV.
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Old July 17th 08, 05:19 PM posted to alt.tv.tech.hdtv,rec.radio.amateur.antenna
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On Jul 16, 11:36*pm, Steve Urbach
wrote:

San Francisco,Oakland,San Jose area
2, 4, 5 are very good and popular stations in the low VHF band


All active analog stations with a digital signal are broadcasting
that digital signal on a different channel. The ATSC tuners maps them
to the displayed channel number. Some 500 stations will flash cut
their digital signal back to their analog channel next February after
the analog shutdown, but the vast majority of the low VHF analog
stations will have their physical be on UHF or upper VHF.

In the San Francisco market,
KTVU-DT Fox 2 is currently on UHF 56, will move to UHF 44 next year.
KRON-DT MyN 4 is currently on UHF 57, will move to UHF 38 next year.
KPIX-DT CBS 5 is currently on UHF 29 and will stay there next year.
KGO-DT ABC 7 is currently on UHF 24, will flash cut to VHF 7 next
year.
KNTV-DT NBC 11 is on UHF 12 and will stay there next year.

The San Francisco market has perhaps the most complicated transition
of any city in the US next February and in the months afterwords,
Stations will be putting up new antennas on the Sutro Tower, taking
old ones off, moving to channels currently occupied by other analog
stations. Many stations will be using their backup reduced coverage
antennas in the daytime when the tower is being worked on.

Alan F
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Old July 17th 08, 05:34 PM posted to alt.tv.tech.hdtv,rec.radio.amateur.antenna
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Bob wrote:
w4nng wrote:
Bob that antenna appears to be a standard ant w/ what in Feb 09, will
be the unnecessary large elements for ch 2 - 6


I plan on not using those anymore at that time. other wise works
good for analog, digital TV and radio.


oops guess i wuz wrong I see a couple in my potenetial area on DTV
channel 6. May be a good thing to have the full antenna after all.

http://fjallfoss.fcc.gov/edocs_publi...C-07-138A2.pdf



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Old July 17th 08, 05:57 PM posted to alt.tv.tech.hdtv,rec.radio.amateur.antenna
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"J. Mc Laughlin" wrote:

I have been using a Winegard HD-1080


How big is it? Compact?
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Old July 17th 08, 07:47 PM posted to alt.tv.tech.hdtv,rec.radio.amateur.antenna
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In alt.tv.tech.hdtv Jim Prescott wrote:
| In article ,
| w4nng wrote:
|Bob that antenna appears to be a standard ant w/ what in Feb 09, will be the
|unnecessary large elements for ch 2 - 6
|
| Channels 2-6 are still allocated to TV, even after 2/09. Only channels
| 52-69 go away.
|
| Granted, not many major stations are sticking with low-vhf but there
| are a few. One of the more notable is WNAZ, the NBC affiliate in
| Phoenix which intends to keep using channel 2.

Usuaully its the stations the FCC did a screw-job on. They already had
low-band analog and were given either a low-band transition or a depricated
UHF transition in 52-69.

Congress should have mandated that the FCC find space on high VHF or UHF for
all stations that wanted it, with an emphasis on making a market have all on
UHF where possible, and where not possible, put many on high VHF so that not
a single station is alone there.

--
|WARNING: Due to extreme spam, googlegroups.com is blocked. Due to ignorance |
| by the abuse department, bellsouth.net is blocked. If you post to |
| Usenet from these places, find another Usenet provider ASAP. |
| Phil Howard KA9WGN (email for humans: first name in lower case at ipal.net) |
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