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-   -   BBC Confirmation of new HD services (http://www.homecinemabanter.com/showthread.php?t=73878)

David[_14_] December 9th 13 05:45 PM

BBC Confirmation of new HD services
 


"Clem Dye" wrote in message ...

On 09/12/2013 15:21, Mark Carver wrote:
On 09/12/2013 15:15, Clem Dye wrote:
On 09/12/2013 10:18, Mark Carver wrote:


Annoying choice of UHF channel for Emley Moor users. Group B for
everything, except BBC4HD, which is stuck on CH32, firmly in Group A,
and on a much lower power. I strongly resisted a wideband aerial at the
time I had my TV aerial installed a couple of years back, going for a
grouped aerial. That in hindsight, looks like a distinct mistake,
although at that power level it's unlikely that I'd receive BBC4HD on
channel 32 at my location. Grrrr. Nicely thought out. Not.


Emley Moor is carrying Mux 7 at 50kW, so only 5.5dB down on the other
muxes at 174kW. You might be OK,

True, but there's still the thorny issue of having a grouped aerial in
play. I think that the aerial might be an Antiference TC18/B. Oddly,
it's good at picking-up Bilsdale group A stuff off the back of the
aerial, so it'll be interesting to see what a re-tune brings. Still
annoying though.


Clem

*****
Might get the Bilsdale version?
Regards
David


R. Mark Clayton December 9th 13 07:37 PM

BBC Confirmation of new HD services
 

"Clem Dye" wrote in message
...
On 09/12/2013 10:18, Mark Carver wrote:

Posted this morning

http://www.bbc.co.uk/blogs/aboutthebbc/posts/CBBC-HD-CBeebies-HD-BBC-Three-HD-BBC-Four-HD-and-BBC-News-HD-to-launch-on-Tuesday-10-December-2013


Annoying choice of UHF channel for Emley Moor users. Group B for
everything, except BBC4HD, which is stuck on CH32, firmly in Group A, and
on a much lower power. I strongly resisted a wideband aerial at the time I
had my TV aerial installed a couple of years back, going for a grouped
aerial. That in hindsight, looks like a distinct mistake, although at that
power level it's unlikely that I'd receive BBC4HD on channel 32 at my
location. Grrrr. Nicely thought out. Not.


Clem


I made the same 'mistake' re Winter Hill, replacing two group C/D aerials on
our blocks during the last decade - the second in 2009 just as we went
digital (on the SAME band).

Not they have shifted the programs to lower frequencies - grrrr!

Still working [just], but with a six way amp for our block and a four way
passive split in my flat, the S/N is not good at the furthest end :-((



Scott[_4_] December 9th 13 07:41 PM

BBC Confirmation of new HD services
 
On Mon, 09 Dec 2013 15:15:42 +0000, Clem Dye
wrote:

On 09/12/2013 10:18, Mark Carver wrote:

Posted this morning

http://www.bbc.co.uk/blogs/aboutthebbc/posts/CBBC-HD-CBeebies-HD-BBC-Three-HD-BBC-Four-HD-and-BBC-News-HD-to-launch-on-Tuesday-10-December-2013


Annoying choice of UHF channel for Emley Moor users. Group B for
everything, except BBC4HD, which is stuck on CH32, firmly in Group A,
and on a much lower power. I strongly resisted a wideband aerial at the
time I had my TV aerial installed a couple of years back, going for a
grouped aerial. That in hindsight, looks like a distinct mistake,
although at that power level it's unlikely that I'd receive BBC4HD on
channel 32 at my location. Grrrr. Nicely thought out. Not.

Don't rush into it. Black Hill is also on channel 32 and I have a
Band B aerial. It works fine (tested using Aljazeera, which has
started already).

Scott[_4_] December 9th 13 07:42 PM

BBC Confirmation of new HD services
 
On Mon, 09 Dec 2013 16:32:34 +0000, Jeff Layman
wrote:

On 09/12/2013 10:18, Mark Carver wrote:

Posted this morning

http://www.bbc.co.uk/blogs/aboutthebbc/posts/CBBC-HD-CBeebies-HD-BBC-Three-HD-BBC-Four-HD-and-BBC-News-HD-to-launch-on-Tuesday-10-December-2013


I note the comment "It’s constraints around spectrum and costs that mean
that this new HD capacity won’t cover the whole UK...". We'll be
missing out with Rowridge on BBC4, BBC News, and CBeebies,
unfortunately. I see we'll be getting Al Jazeera in HD, though!

Do you happen to know if it's spectrum or costs with Rowridge which
limits HD capacity? Is interference to/from France a contributory factor?


I thought Aljazeera was on the same multiplex and BBC Four/CBeebies
and BBC News.

Woody[_4_] December 9th 13 07:48 PM

BBC Confirmation of new HD services
 
"Clem Dye" wrote in message
...
On 09/12/2013 10:18, Mark Carver wrote:

Posted this morning

http://www.bbc.co.uk/blogs/aboutthebbc/posts/CBBC-HD-CBeebies-HD-BBC-Three-HD-BBC-Four-HD-and-BBC-News-HD-to-launch-on-Tuesday-10-December-2013


Annoying choice of UHF channel for Emley Moor users. Group B
for everything, except BBC4HD, which is stuck on CH32, firmly
in Group A, and on a much lower power. I strongly resisted a
wideband aerial at the time I had my TV aerial installed a
couple of years back, going for a grouped aerial. That in
hindsight, looks like a distinct mistake, although at that
power level it's unlikely that I'd receive BBC4HD on channel 32
at my location. Grrrr. Nicely thought out. Not.



Simple question: were you able to receive DTTV from Emley before
DSO, or even DSO1 - say six years ago? If so you will have no
problem with the new mux as it runs at 16.7KWerp whereas the
pre-DSO DTTB was only 8.7KWerp. Even if your aerial is down a bit
in band A, with almost 3dB greater power and the fact that T2
doesn't actually need so much signal anyway you should be OK -
especially as it seems to work off Bilsdale (who wants to watch
Geordie telly anyway?!!)


--
Woody

harrogate three at ntlworld dot com



Mark Carver December 9th 13 07:55 PM

BBC Confirmation of new HD services
 
Woody wrote:


Simple question: were you able to receive DTTV from Emley before
DSO, or even DSO1 - say six years ago? If so you will have no
problem with the new mux as it runs at 16.7KWerp


It's running at 50kW actually, all but one of the originally targeted
ERPs for Mux 7 have been increased (some substantially)



--
Mark
Please replace invalid and invalid with gmx and net to reply.

Bill Wright[_2_] December 9th 13 08:02 PM

BBC Confirmation of new HD services
 
Mark Carver wrote:
On 09/12/2013 15:15, Clem Dye wrote:
On 09/12/2013 10:18, Mark Carver wrote:


Annoying choice of UHF channel for Emley Moor users. Group B for
everything, except BBC4HD, which is stuck on CH32, firmly in Group A,
and on a much lower power. I strongly resisted a wideband aerial at the
time I had my TV aerial installed a couple of years back, going for a
grouped aerial. That in hindsight, looks like a distinct mistake,
although at that power level it's unlikely that I'd receive BBC4HD on
channel 32 at my location. Grrrr. Nicely thought out. Not.


Emley Moor is carrying Mux 7 at 50kW, so only 5.5dB down on the other
muxes at 174kW. You might be OK,


I'm going to hoist myself onto the roof and install a log for Emley and
one for Bilsdale and one for Belmont.

Bill

Bill Wright[_2_] December 9th 13 08:05 PM

BBC Confirmation of new HD services
 
Clem Dye wrote:
On 09/12/2013 15:21, Mark Carver wrote:
On 09/12/2013 15:15, Clem Dye wrote:
On 09/12/2013 10:18, Mark Carver wrote:


Annoying choice of UHF channel for Emley Moor users. Group B for
everything, except BBC4HD, which is stuck on CH32, firmly in Group A,
and on a much lower power. I strongly resisted a wideband aerial at the
time I had my TV aerial installed a couple of years back, going for a
grouped aerial. That in hindsight, looks like a distinct mistake,
although at that power level it's unlikely that I'd receive BBC4HD on
channel 32 at my location. Grrrr. Nicely thought out. Not.


Emley Moor is carrying Mux 7 at 50kW, so only 5.5dB down on the other
muxes at 174kW. You might be OK,

True, but there's still the thorny issue of having a grouped aerial in
play. I think that the aerial might be an Antiference TC18/B. Oddly,
it's good at picking-up Bilsdale group A stuff off the back of the
aerial, so it'll be interesting to see what a re-tune brings. Still
annoying though.


My ch32 on a Gp B is about 2.5dB down compared to what it would be on a
wideband.

Bill

Jeff Layman[_2_] December 9th 13 08:15 PM

BBC Confirmation of new HD services
 
On 09/12/2013 16:42, Mark Carver wrote:
On 09/12/2013 16:32, Jeff Layman wrote:
On 09/12/2013 10:18, Mark Carver wrote:

Posted this morning

http://www.bbc.co.uk/blogs/aboutthebbc/posts/CBBC-HD-CBeebies-HD-BBC-Three-HD-BBC-Four-HD-and-BBC-News-HD-to-launch-on-Tuesday-10-December-2013


I note the comment "It’s constraints around spectrum and costs that mean
that this new HD capacity won’t cover the whole UK...". We'll be
missing out with Rowridge on BBC4, BBC News, and CBeebies,
unfortunately. I see we'll be getting Al Jazeera in HD, though!

Do you happen to know if it's spectrum or costs with Rowridge which
limits HD capacity? Is interference to/from France a contributory factor?



Rowridge is down to carry Mux 7 (and therefore AL Jazz, and BBC 4, and
News HD) in 2014, sometime before the summer. Ch 31, at 23kW, where did
you see it wasn't ?


It was at http://www.digitaluk.co.uk/coveragechecker/

I put in my postcode and a postcode in central Southampton (I'm a lot
further out), and checked in the "Channels available at your address
-Future 2014 - High Definition" section.

That was early this afternoon. I just tried it again, and this time all
10 HD channels have appeared! Most odd - I didn't make a mistake, as I
did not recognise the icon for Al Jazz and had to magnify it to see what
it was (I thought it might have been Channel 5!). There were definitely
only 7 channels shown in my earlier checks for both postcodes.

--

Jeff

Woody[_4_] December 9th 13 08:20 PM

BBC Confirmation of new HD services
 
"Mark Carver" wrote in message
...
Woody wrote:


Simple question: were you able to receive DTTV from Emley
before DSO, or even DSO1 - say six years ago? If so you will
have no problem with the new mux as it runs at 16.7KWerp


It's running at 50kW actually, all but one of the originally
targeted
ERPs for Mux 7 have been increased (some substantially)




Oops! That's what becomes of believing what UKFree says about it!

That means that it is 7.6dB above the pre-DSO powers, so even
roll-off in the aerial banding should make little or no
difference if he was able to receive Emley pre-DSO.


--
Woody

harrogate three at ntlworld dot com





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