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Full Freeview on the Winter Hill (Bolton, England) transmitter

first published this on - UK Free TV
sa_streetviewGoogle Streetviewsa_gmapsGoogle mapsa_bingBing mapsa_gearthGoogle Earthsa_gps53.625,-2.516 or 53°37'30"N 2°30'56"Wsa_postcodeBL6 6SL

 

The symbol shows the location of the Winter Hill (Bolton, England) transmitter which serves 2,690,000 homes. The bright green areas shown where the signal from this transmitter is strong, dark green areas are poorer signals. Those parts shown in yellow may have interference on the same frequency from other masts.

Are there any planned engineering works or unexpected transmitter faults on the Winter Hill (Bolton, England) mast?

Winter Hill transmitter - Winter Hill transmitter: Possible effect on TV reception week commencing 25/11/2024 Pixelation or flickering on some or all channels Digital tick


Choose from three options: ■ List by multiplex ■ List by channel number ■ List by channel name
_______

Which Freeview channels does the Winter Hill transmitter broadcast?

If you have any kind of Freeview fault, follow this Freeview reset procedure first.

Digital television services are broadcast on a multiplexes (or Mux) where many stations occupy a single broadcast frequency, as shown below.

MuxH/VFrequencyHeightModeWatts
PSB1
BBCA
 H max
C32 (562.0MHz)726mDTG-100,000W
Channel icons
1 BBC One (SD) North West, 2 BBC Two England, 9 BBC Four, 23 BBC Three, 201 CBBC, 202 CBeebies, 231 BBC News, 232 BBC Parliament, plus 17 others

PSB2
D3+4
 H max
C34 (578.0MHz)726mDTG-100,000W
Channel icons
3 ITV 1 (SD) (Granada), 4 Channel 4 (SD) North ads, 5 Channel 5, 6 ITV 2, 10 ITV3, 13 E4, 14 Film4, 15 Channel 4 +1 North ads, 18 More4, 26 ITV4, 28 ITVBe, 30 E4 +1, 35 ITV1 +1 (Granada), 71 That’s 60s,

PSB3
BBCB
 H max
C35- (585.8MHz)726mDTG-100,000W
Channel icons
46 5SELECT, 101 BBC One HD North West, 102 BBC Two HD England, 103 ITV 1 HD (ITV Granada), 104 Channel 4 HD North ads, 105 Channel 5 HD, 106 BBC Four HD, 107 BBC Three HD, 204 CBBC HD, 205 CBeebies HD, plus 1 others

COM4
SDN
 H max
C29 (538.0MHz)726mDTG-8100,000W
Channel icons
20 U&Drama, 21 5USA, 29 ITV2 +1, 32 5STAR, 33 5Action, 38 Channel 5 +1, 41 Legend, 42 GREAT! action, 57 U&Dave ja vu, 58 ITV3 +1, 59 ITV4 +1, 64 Blaze, 67 TRUE CRIME, 68 TRUE CRIME XTRA, 81 Blaze +1, 83 Together TV, 91 WildEarth, 93 ITVBe +1, 209 Ketchup TV, 210 Ketchup Too, 211 YAAAS!, 251 Al Jazeera English, 255 FRANCE 24 (in English), 265 Rok Sky +1, plus 29 others

COM5
ArqA
 H max
C31 (554.0MHz)726mDTG-8100,000W
Channel icons
11 Sky Mix, 17 Really, 19 U&Dave, 31 E4 Extra, 36 Sky Arts, 40 Quest Red, 43 Food Network, 47 Film4 +1, 48 Challenge, 49 4seven, 60 U&Drama +1, 65 That's TV 2, 70 Quest +1, 74 &UYesterday +1, 76 That's TV 2 MCR, 233 Sky News, plus 13 others

COM6
ArqB
 H max
C37 (602.0MHz)726mDTG-8100,000W
Channel icons
12 Quest, 25 U&W, 27 U&Yesterday, 34 GREAT! movies, 39 DMAX, 44 HGTV, 52 GREAT! christmas, 56 That's TV (UK), 63 GREAT! romance mix, 73 HobbyMaker, 75 That's 90s, 82 Talking Pictures TV, 84 PBS America, 235 Al Jazeera Eng, plus 18 others

LM
 H -20dB
C40 (626.0MHz)572mDTG-121,000W
Channel icons
from 1st October 2014: 7 That's Manchester,

LL
 H -17dB
C24 (498.0MHz)572mDTG-122,000W
Channel icons
from 30th June 2014: 7 Bay TV Liverpool,

LPR
 H -20dB
C56 (754.0MHz)572mDTG-121,000W
Channel icons
from 1st October 2014: 7 That's Lancashire,

GIM
 H -20dB
C57 (762.0MHz)572mDTG-21,000W
Channel icons
 Now 90s,  Spotlight TV,  Clubland TV,  Country Music Entertainment ,  Classic Hits MCR, 77 That's 60s MCR, 78 TCC, 80 That's 80s, 86 That's 90s MCR, 88 TV Warehouse+1,

DTG-8 64QAM 8K 3/4 27.1Mb/s DVB-T MPEG2
DTG-12 QSPK 8K 3/4 8.0Mb/s DVB-T MPEG2
DTG-2 16QAM 2K 3/4 18.1Mb/s DVB-T MPEG2
H/V: aerial position (horizontal or vertical)

Which BBC and ITV regional news can I watch from the Winter Hill transmitter?

regional news image
BBC North West Tonight 3.1m homes 11.8%
from Salford M50 2QH, 22km southeast (140°)
to BBC North West region - 92 masts.
regional news image
ITV Granada Reports 3.1m homes 11.6%
from Salford M50 2EQ, 22km southeast (139°)
to ITV Granada region - 80 masts.

How will the Winter Hill (Bolton, England) transmission frequencies change over time?

1956-80s1984-971997-981998-20092009-132013-182013-1720 Feb 2020
VHFC/D EC/D EC/D EC/D EC/D E TW TW T
C9ITVwaves
C12BBCtvwaves
C24_local
C29SDN
C31com7com7
C32BBCA
C34D3+4
C35BBCB
C37com8com8
C40LOCAL2
C48C5wavesC5waves
C49tv_off ArqAArqA
C50tv_off BBCABBCA
C54tv_off-BBCB-BBCB-BBCB
C55tv_offBBC1wavesBBC1wavesBBC1wavesArqBArqBArqBcom7tv_off
C56tv_off_local_local_localLPR
C57tv_offGIMGIMGIMGIM
C58tv_offSDNSDNSDN
C59tv_offITVwavesITVwavesITVwavesD3+4D3+4D3+4
C61ArqA
C62BBC2wavesBBC2wavesBBC2wavesBBCA
C65C4wavesC4wavesC4waves

tv_off Being removed from Freeview (for 5G use) after November 2020 / June 2022 - more
Table shows multiplexes names see this article;
green background for transmission frequencies
Notes: + and - denote 166kHz offset; aerial group are shown as A B C/D E K W T
waves denotes analogue; digital switchover was 4 Nov 09 and 2 Dec 09.

How do the old analogue and currrent digital signal levels compare?

Analogue 1-4 500kW
SDN, ARQA, ARQB, BBCA, D3+4, BBCB(-7dB) 100kW
com7(-12.9dB) 25.7kW
com8(-13.4dB) 22.6kW
Analogue 5(-16dB) 12.5kW
Mux 1*, Mux 2*, Mux A*, Mux B*, Mux C*, Mux D*(-17dB) 10kW
LL(-24dB) 2kW
GIM, LM, LPR(-27dB) 1000W

Which companies have run the Channel 3 services in the Winter Hill transmitter area

May 1956-Jul 1968Granada Television†
May 1956-Jul 1968Associated British Corporation◊
Jul 1968-Feb 2004Granada Television
Feb 2004-Dec 2014ITV plc
Feb 1983-Dec 1992TV-am•
Jan 1993-Sep 2010GMTV•
Sep 2010-Dec 2014ITV Daybreak•
• Breakfast ◊ Weekends ♦ Friday night and weekends † Weekdays only.

Comments
Monday, 30 July 2018
S
StevensOnln1
sentiment_very_satisfiedPlatinum

2:30 PM

Tony Morrissey: All of the channels you mentioned have been present for a few years, they certainly haven't been added recently. Loss/breakup of signal cannot be cause by having too many channels on the same multiplex. The most likely explanation is that there is some piece of electrical equipment (could be in your own home or a near neighbour) which is operating during the daytime and causing interference.

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StevensOnln1's 3,672 posts GB flag
C
Chris.SE
sentiment_very_satisfiedPlatinum

11:44 PM

Tony Morrissey:
If you provide your postcode, we can see from Digital UK - Coverage checker what sort of signal you should be getting at your location.

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Chris.SE's 4,365 posts GB flag
Wednesday, 1 August 2018
T
tony morrissey
6:47 PM

Thanks for the info Chris that link was great website. I already new my coverage was good in Warrington. However looking at that link today 1/8/18 they have a retune event occurring for Winter Hill. I've wiped re-tuned many times over past month. I have made no retunes today - but those channels had same problem yesterday and started working later in the evening. However today "retune day" without me retuning - all is working @18:30 1/8/18 without issue. Maybe they've made adjustments? Or maybe it's just erratic symptom on my end. Either way if I think on I'll report back if it continues to consistently work without issue.

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tony morrissey's 3 posts GB flag
T
tony morrissey
6:53 PM

Ignore my last comment, there is no retune event....

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tony morrissey's 3 posts GB flag
Monday, 6 August 2018
C
Chris.SE
sentiment_very_satisfiedPlatinum

11:58 PM

tony morrissey:

Sometimes, after a set has been retuned several times, its memory map is a bit "disjointed". It's often best to do a factory reset/do a retune with the aerial unplugged to clear the memory of all channels and then do a new tune with the aerial plugged back in. However if you are now getting satisfactory reception on all muxes, I would leave well alone until/if further issues arise ;)

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Chris.SE's 4,365 posts GB flag
Wednesday, 22 August 2018
J
js
sentiment_satisfiedGold

12:12 PM

Update - Errors in the current Freeview EIT:

There are 954 events containing invalid character codes in the EIT off BBCA.

There are 43 events containing invalid character codes in the EIT off BBCB.

There are 954 - 43 = 911 events containing grammatical errors the EIT off BBCB, caused by the omission of the intended character codes.

An example event:

Freesat - this is what the event should look like:

BBC Radio 1, Thu 23 Aug 04:00 - 06:33: Adele Roberts
Adele's got you, Early Morning Crew! Guess the lyric for a shout out in Whose Rhyme Is It Anyway?'

Here, Freesat is correctly using 0x2018 and 0x2019 for left and right single quotes respectively.

This site probably won't represent those characters, so here is what it should look like using just the ASCII apostrophe:

BBC Radio 1, Thu 23 Aug 04:00 - 06:33: Adele Roberts
Adele's got you, Early Morning Crew! Guess the lyric for a shout out in 'Whose Rhyme Is It Anyway?'


The Freesat EIT text is Huffman coded and the decoded output is in utf8, so, for example, the left single quote is 3 bytes [11100010 10000000 10011000] which translates to Unicode 2018.

See UTF-8 - Wikipedia

The invalid character codes on Freeview are the least significant bytes of the correct codes.

It's interesting that the missing top byte is always 0x20 - the code for a space. Are Freeview running something that strips extraneous spaces from the input data?


EIT off BBCA - invalid character codes 0x18, represented by {L'} and 0x19, represented by {R'}, for the left and right single quotes respectively:

700 BBC Radio 1, Thu 23 Aug 04:00 - 06:33: Adele Roberts
Adele{R'}s got you, Early Morning Crew! Guess the lyric for a shout out in {L'}Whose Rhyme Is It Anyway?{R'}

EIT off BBCB - missing apostrophe and quotes - therefore grammatical errors:

700 BBC Radio 1, Thu 23 Aug 04:00 - 06:33: Adele Roberts
Adeles got you, Early Morning Crew! Guess the lyric for a shout out in Whose Rhyme Is It Anyway?


An example from the 43 events common to BBCA and BBCB EITs, which contain invalid character codes:

094 PBS America, Sat 25 Aug 18:10 - 19:10: Plane Resurrection - Series 2
B25 Mitchell: The plane of choice for the {L'}Doolittle Raid{R'} needs a major winter overhaul to be ready for the air show season, but this little lady proves to be something of a diva. (S2 Ep5)

Note: All 43 events are on DVB-T2 multiplexes.




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js's 841 posts GB flag
Thursday, 23 August 2018
J
js
sentiment_satisfiedGold

7:47 AM

The example event above was replaced by this:

700 BBC Radio 1, Thu 23 Aug 04:00 - 06:33: Adele Roberts
Adele{R'}s got you with a Summer Mix, Early Morning Crew! She hits play on a Drake versus Kanye mix

No matter, nearly all Adele Roberts event descriptions start with "Adele{R'}s got you", so demonstrate a bad code.


Here's a new one - with a duff code in the title:

Freeview:
105 Channel 5 HD, Thu 30 Aug 04:00 - 04:45: Now That{R'}s Funny

Freesat:
105 Channel 5 HD, Thu 30 Aug 04:00 - 04:45: Now That's Funny

As always, Freesat get it right with code 2019 = single right quote, and Freeview get it wrong with code 19 = garbage.

Because Channel 5 HD is on a DVB-T2 multiplex, and all EIT text for services on DVB-T2 multiplexes is Huffman coded, this error is present regardless of which multiplex the EIT came from.


Another thing that needs reporting is the appearance of the FTA content management descriptor on DVB-T.

Most events on these radio channels have FTACMDs:

BBC 6 Music
BBC R1X
BBC Asian Net.
BBC Radio 1
BBC Radio 2
BBC Radio 3

This set is also the set that have duff codes.

The FTACMD for those events has a value of F6 which according to ETSI EN 300 468 means:

Scrambling shall be applied where applicable for content protection.
Redistribution over the Internet is not allowed with the following exception: Redistribution over the Internet within a managed domain is enabled after a specified long (possibly indefinite) period of time.
The content revocation process shall be applied.





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js's 841 posts GB flag
Tuesday, 28 August 2018
C
Chris.SE
sentiment_very_satisfiedPlatinum

12:10 AM

js: Have you been in touch with Arqiva as I previously suggsted? I'd be interested in their response.

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Chris.SE's 4,365 posts GB flag
Saturday, 22 September 2018
O
Oliver Gunnell
1:24 AM

Just wondered what peoples signal level of Com 7 was like compared to Com 8?, I am in a fringe area of Glossop, and currently cant get any signal on Com 7 at all but can get Com 8 fine, and according to this site Com 7 is meant to be higher power, strange.

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Oliver Gunnell's 9 posts GB flag
MikeP
sentiment_very_satisfiedPlatinum

11:08 AM

Oliver Gunnell:

Please provide your full post code so that we can look at the expected coverage and likely reception at your precise location.



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MikeP's 3,056 posts GB flag
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Your comment please
Please post a question, answer or commentIf you have Freeview reception problems before posting a question your must first do this Freeview reset procedure then see: Freeview reception has changed, Single frequency interference, and Freeview intermittent interference.

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