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Full Freeview on the Llanddona (Isle of Anglesey, Wales) transmitter

first published this on - UK Free TV
sa_streetviewGoogle Streetviewsa_gmapsGoogle mapsa_bingBing mapsa_gearthGoogle Earthsa_gps53.307,-4.128 or 53°18'25"N 4°7'41"Wsa_postcodeLL58 8YB

 

The symbol shows the location of the Llanddona (Isle of Anglesey, Wales) transmitter which serves 44,000 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.

This transmitter has no current reported problems

The BBC and Digital UK report there are no faults or engineering work on the Llanddona (Isle of Anglesey, Wales) transmitter.

Choose from three options: ■ List by multiplex ■ List by channel number ■ List by channel name
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Which Freeview channels does the Llanddona 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
C40 (626.0MHz)255mDTG-320,000W
Channel icons
9 BBC Four, 201 CBBC SD, 202 CBeebies, 231 BBC News, 232 BBC Parliament, 250 BBC Red Button, plus 13 others

PSB2
D3+4
 H max
C43- (649.8MHz)255mDTG-320,000W
Channel icons
5 Channel 5 (SD), 6 ITV 2, 10 ITV3, 13 Channel 4 +1 South ads, 14 More4, 15 Film4, 24 ITV4, 33 ITV +1 (Wales), 45 Film4 +1,

PSB3
BBCB
 H max
C46 (674.0MHz)255mDTG-620,000W
Channel icons
86 More4 +1, 104 Channel 4 HD South ads, 105 Channel 5 HD, 204 CBBC HD,

COM4
SDN
 H -3dB
C41 (634.0MHz)255mDTG-810,000W
Channel icons
20 Drama, 21 5USA, 27 ITV2 +1, 28 E4 (Wales), 30 5STAR, 34 ITV3 +1, 37 Quest, 44 Channel 5 +1, 54 Paramount Network, 55 5SELECT, 58 ITVBe +1, 59 ITV4 +1, 63 Blaze, 66 CBS Reality, 70 Horror Channel, 76 Quest +1, 77 TCC, 80 Blaze +1, 203 CITV, 211 Ketchup TV, plus 20 others

COM5
ArqA
 H -3dB
C44 (658.0MHz)255mDTG-810,000W
Channel icons
11 pick, 12 Dave, 17 Really, 29 E4 +1, 32 Sony Movie Channel, 38 Quest Red, 41 Food Network, 46 Challenge, 48 Movies4Men, 61 True Entertainment, 72 YourTV, 233 Sky News, plus 9 others

COM6
ArqB
 H -3dB
C47 (682.0MHz)255mDTG-810,000W
Channel icons
18 4Music, 19 Yesterday, 25 Home, 31 5Spike, 39 CBS Justice, 42 DMAX, 47 4seven, 62 True Movies, 71 CBS Drama, 73 Sewing Quarter, 79 Dave ja vu, 81 Talking Pictures TV, plus 16 others

DTG-3 64QAM 8K 2/3 24.1Mb/s DVB-T MPEG2
DTG-6 256QAM 32KE 2/3 40.2Mb/s DVB-T2 MPEG4
DTG-8 64QAM 8K 3/4 27.1Mb/s DVB-T MPEG2
H/V: aerial position (horizontal or vertical)

Are you trying to watch these 20 Freeview HD channels?

the effected channels
the effected channels

The Llanddona (Isle of Anglesey, Wales) mast is not one of the extended Freeview HD (COM7 and COM8) transmitters, it does not provide these high definition (HD) channels: 4seven HD, 5STAR +1, 5USA +1, Aljazeera English HD, BBC Four HD, BBC News HD, CBeebies HD, CBS Reality +1, Channel 4+1 HD, Forces TV, Freesports, NOW 80s, Now 90s, PBS America, Pick +1, Quest HD, Quest Red +1, RT HD, Smithsonian Channel HD, Together.

If you want to watch these HD channels, either use Freesat HD, or move your TV aerial must point to one of the 30 Full Freeview HD transmitters. For more information see the want to know which transmitters will carry extra Freeview HD? page.

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

regional news image
BBC Wales Today 1.2m homes 4.7%
from Cardiff CF5 2YQ, 210km south-southeast (164°)
to BBC Wales region - 206 masts.
regional news image
ITV Cymru Wales 1.2m homes 4.7%
from Cardiff CF5 6XJ, 213km south-southeast (165°)
to ITV Wales region - 206 masts.

How will the Llanddona (Isle of Anglesey, Wales) transmission frequencies change over time?

1950s-80s1984-971997-981998-20092009-1314 Nov 122013-1714 Nov 2018
VHFC/D EC/D EEE TE TE TB E T
C1BBCtvwaves
C40 ArqBArqBBBCA
C41SDN
C43SDNSDNSDND3+4
C44ArqA
C46DArqAArqAArqABBCB
C47ArqB
C50tv_off1ArqB
C51tv_off_local_local_local_local
C53tv_offC4wavesC4wavesC4wavesBBCBBBCBBBCB
C54tv_off+2
C57tv_offBBC1wavesBBC1wavesBBC1wavesBBCABBCABBCA
C58tv_off+A
C60tv_offITVwavesITVwavesITVwaves-D3+4-D3+4-D3+4
C61+B
C63BBC2wavesBBC2wavesBBC2waves
C64+C

tv_off Being removed from Freeview (for 5G use) by 30 June 2020 - 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 21 Oct 09 and 18 Nov 09.

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

Analogue 1-4 100kW
BBCA, D3+4, BBCB(-7dB) 20kW
SDN, ARQA, ARQB(-10dB) 10kW
Mux 1*, Mux 2*, Mux A*, Mux B*, Mux C*, Mux D*(-20dB) 1000W

Which companies have run the Channel 3 services in the Llanddona transmitter area

Jan 1958-Jul 1968Television Wales and the West
Jul 1968-Feb 2004Harlech 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. Llanddona was not an original Channel 3 VHF 405-line mast: the historical information shown is the details of the company responsible for the transmitter when it began transmitting Channel 3.

Comments
Wednesday, 16 January 2019
G
Gwenno Jones-Williams
12:55 AM

I have no signal in Bodffordd, Anglesey

link to this comment
Gwenno Jones-Williams's 1 post GB
Transmitter engineering
sentiment_very_satisfiedOwner

5:32 AM

LLANDDONA transmitter - Freeview: BBC Digital TV Off Air; DSO related from 00:04 today, HD Digital TV Off Air; DSO related from 00:04 today. [BBC]

link to this comment
Transmitter engineering's 116,954 posts xx
Transmitter engineering
sentiment_very_satisfiedOwner

8:31 AM

LLANDDONA transmitter - Freeview: BBC Digital TV Off Air; DSO related from 00:04 today to 04:40 today, HD Digital TV Off Air; DSO related from 00:04 today to 04:40 today. [BBC]

link to this comment
Transmitter engineering's 116,954 posts xx
S
StevensOnln1
sentiment_very_satisfiedPlatinum

10:16 AM

Gwenno Jones-Williams: According to the engineering posts which have appeared below yours, the transmitter was off air for a few hours overnight.

link to this comment
StevensOnln1's 2,375 posts GB
Thursday, 17 January 2019
Transmitter engineering
sentiment_very_satisfiedOwner

4:30 AM

LLANDDONA transmitter - Freeview: BBC Digital TV Off Air; DSO related from 00:04 yesterday to 04:40 yesterday, HD Digital TV Off Air; DSO related from 00:04 yesterday to 04:40 yesterday. [BBC]

link to this comment
Transmitter engineering's 116,954 posts xx
Friday, 18 January 2019
Transmitter engineering
sentiment_very_satisfiedOwner

4:30 AM

LLANDDONA transmitter - Freeview: BBC Digital TV Off Air; DSO related from 00:04 on 16 Jan to 04:40 on 16 Jan, HD Digital TV Off Air; DSO related from 00:04 on 16 Jan to 04:40 on 16 Jan. [BBC]

link to this comment
Transmitter engineering's 116,954 posts xx
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