Freeview Light on the Llandecwyn (Gwynedd, Wales) transmitter
 | Google map |  | Bing map |  | Google Earth |  | 52.914,-4.018 or 52°54'51"N 4°1'5"W |  | LL47 6YT |
The symbol shows the location of the Llandecwyn (Gwynedd, Wales) transmitter which serves 3,600 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 Llandecwyn (Gwynedd, Wales) transmitter._______
Digital television services are broadcast on a multiplexes (or Mux) where many stations occupy a single broadcast frequency, as shown below.
H/V: aerial position (horizontal or vertical)
The Llandecwyn (Gwynedd, Wales) mast is a public service broadcasting (PSB) transmitter, it does not provide these commercial (COM) channels: 4seven, 5Action, 5STAR, 5USA, Al Jazeera Eng, Blaze, Blaze +1, CBS Reality, Challenge, Channel 5 +1, CITV, YAAAS!, Dave, Dave ja vu, DMAX, Drama +1, E4 Extra, Film4 +1, Food Network, GB News, GREAT! movies, GREAT! movies action, HGTV, HobbyMaker, ITV2 +1, ITV3 +1, ITV4 +1, ITVBe +1, Legend, PBS America, pick, Pop Player, Quest +1, Quest Red, Really, Sky News, Smithsonian Channel, Talking Pictures TV, TCC, That's TV (UK), Together TV, W, Yesterday +1.
If you want to watch these channels, your aerial must point to one of the 80 Full service Freeview transmitters. For more information see the will there ever be more services on the Freeview Light transmitters? page.
Which Freeview channels does the Llandecwyn 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.
| Mux | H/V | Frequency | Height | Mode | Watts |
| PSB1 BBCA | V max | C32 (562.0MHz) | 301m | DTG- | 60W |
 1 BBC One (SD) Wales, 2 BBC Two Wales, 9 BBC Four, 23 BBC Three, 201 CBBC, 202 CBeebies, 231 BBC News, 232 BBC Parliament, 250 BBC Red Button, plus 13 others | |||||
| PSB2 D3+4 | V max | C34 (578.0MHz) | 301m | DTG- | 60W |
 5 Channel 5, 6 ITV 2, 10 ITV3, 14 Film4, 15 Channel 4 +1 South ads, 18 More4, 26 ITV4, 30 E4 +1, 35 ITV1 +1 (Wales), | |||||
| PSB3 BBCB | V max | C35 (586.0MHz) | 301m | DTG- | 60W |
 56 5SELECT, 101 BBC One HD Wales, 102 BBC Two HD (England), 104 Channel 4 HD South ads, 105 Channel 5 HD, 106 BBC Four HD, 110 Channel 4 HD (Wales), 204 CBBC HD, 205 CBeebies HD, plus 1 others | |||||
Are you trying to watch these 43 Freeview channels?
The Llandecwyn (Gwynedd, Wales) mast is a public service broadcasting (PSB) transmitter, it does not provide these commercial (COM) channels: 4seven, 5Action, 5STAR, 5USA, Al Jazeera Eng, Blaze, Blaze +1, CBS Reality, Challenge, Channel 5 +1, CITV, YAAAS!, Dave, Dave ja vu, DMAX, Drama +1, E4 Extra, Film4 +1, Food Network, GB News, GREAT! movies, GREAT! movies action, HGTV, HobbyMaker, ITV2 +1, ITV3 +1, ITV4 +1, ITVBe +1, Legend, PBS America, pick, Pop Player, Quest +1, Quest Red, Really, Sky News, Smithsonian Channel, Talking Pictures TV, TCC, That's TV (UK), Together TV, W, Yesterday +1.
If you want to watch these channels, your aerial must point to one of the 80 Full service Freeview transmitters. For more information see the will there ever be more services on the Freeview Light transmitters? page.
Which BBC and ITV regional news can I watch from the Llandecwyn transmitter?
BBC Wales Today 1.2m homes 4.7%
from Cardiff CF5 2YQ, 167km south-southeast (162°)
to BBC Wales region - 206 masts.
ITV Cymru Wales 1.2m homes 4.7%
from Cardiff CF5 6XJ, 169km south-southeast (163°)
to ITV Wales region - 206 masts.
How will the Llandecwyn (Gwynedd, Wales) transmission frequencies change over time?
| 1984-97 | 1997-98 | 1998-2009 | 2009-13 | 2013-18 | 2013-17 | 14 Nov 2018 | |||
| C/D E | C/D E | C/D E | C/D E | C/D E T | C/D E T | A K T | |||
| C32 | BBCA | ||||||||
| C34 | D3+4 | ||||||||
| C35 | BBCB | ||||||||
| C49tv_off | BBCA | BBCA | |||||||
| C54tv_off | C4waves | C4waves | C4waves | BBCB | BBCB | BBCB | |||
| C58tv_off | BBC1waves | BBC1waves | BBC1waves | D3+4 | D3+4 | D3+4 | |||
| C61 | ITVwaves | ITVwaves | ITVwaves | BBCA | |||||
| C64 | BBC2waves | BBC2waves | BBC2waves |
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 21 Oct 09 and 18 Nov 09.
How do the old analogue and currrent digital signal levels compare?
| Analogue 1-4 | 300W | |
| BBCA, D3+4, BBCB | (-7dB) 60W |
Which companies have run the Channel 3 services in the Llanddona transmitter area
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Is the transmitter output the same in all directions?
Radiation patterns withheldTuesday, 21 July 2015
Transmitter engineering
4:30 AM
4:30 AM
LLANDECWYN transmitter - DAB: BBC National DAB Radio Off Air from 05:49 on 19 Jul to 05:53 on 19 Jul. [BBC]
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Friday, 14 August 2015
Transmitter engineering
10:33 AM
10:33 AM
LLANDECWYN transmitter - DAB: BBC National DAB Radio Weak Signal from 10:19 today. FM: Radio 1 FM Weak Signal from 10:19 today, Radio 2 FM Weak Signal from 10:19 today, Radio 3 FM Weak Signal from 10:19 today, Radio 4 FM Weak Signal from 10:19 today, Radio Cymru FM Weak Signal fr [BBC]
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Transmitter engineering
1:33 PM
1:33 PM
LLANDECWYN transmitter - DAB: BBC National DAB Radio Weak Signal from 10:19 today to 11:05 today. FM: Radio 1 FM Weak Signal from 10:19 today to 11:07 today, Radio 2 FM Weak Signal from 10:19 today to 11:07 today, Radio 3 FM Weak Signal from 10:19 today to 11:07 today, Radio 4 FM [BBC]
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Saturday, 15 August 2015
Transmitter engineering
4:32 AM
4:32 AM
LLANDECWYN transmitter - DAB: BBC National DAB Radio Weak Signal from 10:19 yesterday to 11:05 yesterday. FM: Radio 1 FM Weak Signal from 10:19 yesterday to 11:07 yesterday, Radio 2 FM Weak Signal from 10:19 yesterday to 11:07 yesterday, Radio 3 FM Weak Signal from 10:19 yesterda [BBC]
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Sunday, 16 August 2015
Transmitter engineering
4:33 AM
4:33 AM
LLANDECWYN transmitter - DAB: BBC National DAB Radio Weak Signal from 10:19 on 14 Aug to 11:05 on 14 Aug. FM: Radio 1 FM Weak Signal from 10:19 on 14 Aug to 11:07 on 14 Aug, Radio 2 FM Weak Signal from 10:19 on 14 Aug to 11:07 on 14 Aug, Radio 3 FM Weak Signal from 10:19 on 14 Au [BBC]
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Friday, 28 August 2015
R
Robert Cooper1:56 PM
As of 9am this morning, Friday 28 August, there as been no digital or analogue signals from the Llandecwyn transmitter. Please can you advise when the signal is likely to be restored.
Thank you.
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Dave Lindsay
3:47 PM
3:47 PM
Robert Cooper: Some time after the power was restored to the site!
Using the postcode look-up for powercuts on the SP Energy Networks site:
Postcode Results - SP Energy Networks
As of now it says:
"Fault Completed
There was a planned outage in your area which is now complete."
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Wednesday, 2 September 2015
Transmitter engineering
6:44 AM
6:44 AM
LLANDECWYN transmitter - DAB: BBC National DAB Radio Off Air from 16:11 yesterday to 16:42 yesterday. [BBC]
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Transmitter engineering
7:33 AM
7:33 AM
LLANDECWYN transmitter - DAB: BBC National DAB Radio Off Air from 08:08 today, BBC National DAB Radio Off Air from 16:11 yesterday to 16:42 yesterday. [BBC]
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Transmitter engineering
10:32 AM
10:32 AM
LLANDECWYN transmitter - DAB: BBC National DAB Radio Off Air from 08:08 today to 08:42 today, BBC National DAB Radio Off Air from 16:11 yesterday to 16:42 yesterday. [BBC]
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