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

Ian Jackson[_2_] December 9th 13 08:25 PM

BBC Confirmation of new HD services
 
In message , Bill Wright
writes
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.

As the LF roll-off of the Gp B is likely to be relatively gentle
(compared with the HF roll-off), how far would Ch32 be likely to be
compared with (say) Ch 39?
--
Ian

Ian Jackson[_2_] December 9th 13 08:31 PM

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

Posted this morning


http://www.bbc.co.uk/blogs/abouttheb...eebies-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?!!)

Geordie telly? The local NE and Cumbria news rarely rises beyond Durham
City, and extends down past York. Most of it is from Middlesborough and
British West Hartlepool.
--
Ian

Mark Carver December 9th 13 08:49 PM

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


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.


I suspect because the Beeb hadn't officially confirmed the launch of their HD
services until 9am this morning, the DUK site didn't mention them, someone
must have been busy all day today updating the checker !

All's well, that ends well


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

Peter Duncanson December 9th 13 08:57 PM

BBC Confirmation of new HD services
 
On Mon, 09 Dec 2013 19:15:19 +0000, Jeff Layman
wrote:

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.


Here the new COM7 mux with HD versions of BBC News, BBC4, Cbeebies and
Al Jazeera is on ch33 from Divis. I tried tuning it earlier today but
there was no signal. It is no switched on and I've tuned successfully.
The message on BBC News HD (LCN107) says "Watch here from 8:30am Tuesday
10th December". Al Jazeera in HD is already being broadcast on LCN108.

--
Peter Duncanson
(in uk.tech.digital-tv)

Woody[_4_] December 9th 13 09:29 PM

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

Posted this morning

http://www.bbc.co.uk/blogs/abouttheb...eebies-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?!!)

Geordie telly? The local NE and Cumbria news rarely rises
beyond Durham City, and extends down past York. Most of it is
from Middlesborough and British West Hartlepool.
--


It may extend down beyond York but there's nobody there watching
it! I was up near Helmsley yesterday and any property that was
elevated and/or had a clear view SW-ish had Emley aerials - and
Bilsdale is LoS for most of that area.

I pity the poor sods wholive even insome parts of northern
Harrogate who have no option but to watch TTTV.

Oh, and don't mention the monkey.



--
Woody

harrogate three at ntlworld dot com



Bill Wright[_2_] December 10th 13 01:27 AM

BBC Confirmation of new HD services
 
Woody wrote:

Geordie telly? The local NE and Cumbria news rarely rises
beyond Durham City, and extends down past York. Most of it is
from Middlesborough and British West Hartlepool.
--


It may extend down beyond York but there's nobody there watching
it! I was up near Helmsley yesterday and any property that was
elevated and/or had a clear view SW-ish had Emley aerials - and
Bilsdale is LoS for most of that area.


I've just spent a few days in York. I was particularly interested in the
Emley/Bilsdale split. The only aerials I saw that were using Bilsdale
were in locations where Emley would have been difficult due to local
obstructions. I didn't see a single 'voluntary' Bilsdale aerial. Not
one. On the blocks of flats that now despoil the city all the aerials I
saw were on Emley. One of these was a huge high gain thing, swaying
alarmingly atop a fifteen foot mast (it was windy). The location was
screened from Emley, but must have had clear LOS to Bilsdale. Curiously
the DAB aerial was aligned on Bilsdale.

Since the cultural and intellectual divide between God's County and
Geordieland is greater than that between England and Scotland I can't
see why Bilsdale doesn't transmit two sets of channels, like Caldbeck.

Bill

Stephen[_6_] December 10th 13 07:13 AM

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)


Which is the odd one out?

And where can I find out the actual power on Mux 7 at Crystal Palace
(Channel 33)?

Looks like the first of the new BBC services has started programmes now,
CBeebies HD showing Tikkabilla since 6 am on Channel 74.



Woody[_4_] December 10th 13 07:54 AM

BBC Confirmation of new HD services
 
"Bill Wright" wrote in message
...
Woody wrote:

Geordie telly? The local NE and Cumbria news rarely rises
beyond Durham City, and extends down past York. Most of it is
from Middlesborough and British West Hartlepool.
--


It may extend down beyond York but there's nobody there
watching it! I was up near Helmsley yesterday and any property
that was elevated and/or had a clear view SW-ish had Emley
aerials - and Bilsdale is LoS for most of that area.


I've just spent a few days in York. I was particularly
interested in the Emley/Bilsdale split. The only aerials I saw
that were using Bilsdale were in locations where Emley would
have been difficult due to local obstructions. I didn't see a
single 'voluntary' Bilsdale aerial. Not one. On the blocks of
flats that now despoil the city all the aerials I saw were on
Emley. One of these was a huge high gain thing, swaying
alarmingly atop a fifteen foot mast (it was windy). The
location was screened from Emley, but must have had clear LOS
to Bilsdale. Curiously the DAB aerial was aligned on Bilsdale.

Since the cultural and intellectual divide between God's County
and Geordieland is greater than that between England and
Scotland I can't see why Bilsdale doesn't transmit two sets of
channels, like Caldbeck.



I have lived in beautiful downtown Harrogate for 23 years and it
is the very question that I have been asking since I arrived.
Even Sky saw sense about five years ago and stopped insisting
local residents had to watch TTTV even though they got BBC from
Leeds.

Have you also noticed Bill that more and more of Look North is
coming from parts of North Yorkshire where viewers cannot and
never have been able to receive Leeds - places like Whitby,
Hawes, etc. Could it have anything to do with the fact that a
significant number of the presenters live in York?


--
Woody

harrogate three at ntlworld dot com



David[_14_] December 10th 13 08:23 AM

BBC Confirmation of new HD services
 
Freesat 212 showing a slide saying it is on from 08:30 am. with BBC News.
Any idea why this is? Such a strange time to me.

Yes both BBC Children's on now on Freesat.

Any new non-BBC started or due on Freesat?

Regards
David

Mark Carver December 10th 13 08:32 AM

BBC Confirmation of new HD services
 
On 10/12/2013 06:13, Stephen wrote:
"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)


Which is the odd one out?


Angus

And where can I find out the actual power on Mux 7 at Crystal Palace
(Channel 33)?


In true obscurification mode, you need to go he-

http://www.digitaluk.co.uk/

Enter your postcode and house number, and tick the 'Detailed View' box

Then hover over the channel number of Mux 7 CP, and it will reveal
the Tx mode and ERP. Last time I looked it was 36.3 kW


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


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