Freeview Light on the Caernarfon (Gwynedd, Wales) transmitter
 | Google map |  | Bing map |  | Google Earth |  | 53.142,-4.265 or 53°8'30"N 4°15'54"W |  | LL55 1BT |
The symbol shows the location of the Caernarfon (Gwynedd, Wales) transmitter which serves 900 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 Caernarfon (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 Caernarfon (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 Caernarfon 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 | C24 (498.0MHz) | 28m | DTG- | 5W |
 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 | C27 (522.0MHz) | 28m | DTG- | 5W |
 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 | C21+ (474.2MHz) | 28m | DTG- | 5W |
 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 Caernarfon (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 Caernarfon transmitter?
BBC Wales Today 1.2m homes 4.7%
from Cardiff CF5 2YQ, 196km south-southeast (160°)
to BBC Wales region - 206 masts.
ITV Cymru Wales 1.2m homes 4.7%
from Cardiff CF5 6XJ, 199km south-southeast (161°)
to ITV Wales region - 206 masts.
How will the Caernarfon (Gwynedd, Wales) transmission frequencies change over time?
| 1984-97 | 1997-98 | 1998-2009 | 2009-13 | 31 Dec 2018- | |||||
| A K T | A K T | A K T | A K T | A K T | |||||
| C21 | BBC1waves | BBC1waves | BBC1waves | +BBCB | BBCB | ||||
| C24 | ITVwaves | ITVwaves | ITVwaves | BBCA | BBCA | ||||
| C27 | BBC2waves | BBC2waves | BBC2waves | D3+4 | D3+4 | ||||
| C31 | C4waves | C4waves | C4waves |
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?
| BBCA, D3+4, BBCB | 5W | |
| Analogue 1-4 | (-4dB) 2W |
Which companies have run the Channel 3 services in the Llanddona transmitter area
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Friday, 26 June 2020
Transmitter engineering
1:28 PM
1:28 PM
CAERNARFON transmitter - Freeview: Off the air due to a fault from 24 Jun 17:28 until 24 Jun 21:55. . [BBC]
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Thursday, 1 October 2020
Transmitter engineering
10:28 AM
10:28 AM
CAERNARFON transmitter - Freeview: Off the air due to essential engineering from 30 Sep 14:04 until 30 Sep 15:04. . [BBC]
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Tuesday, 2 March 2021
Transmitter engineering
4:36 PM
4:36 PM
CAERNARFON transmitter - Freeview: Off the air due to a fault from 2 Mar 11:05 until 2 Mar 11:13. . [BBC]
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Wednesday, 3 March 2021
Transmitter engineering
7:49 AM
7:49 AM
CAERNARFON transmitter - Freeview: Weather conditions may be affecting your reception from 3 Mar 04:26 until 3 Mar 04:33. Off the air due to a fault from 2 Mar 11:05 until 2 Mar 11:13. . [BBC]
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Sunday, 7 March 2021
Transmitter engineering
1:37 PM
1:37 PM
CAERNARFON transmitter - Freeview: Weather conditions may be affecting your reception from 3 Mar 04:26 until 3 Mar 04:33. . [BBC]
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Wednesday, 21 July 2021
Transmitter engineering
8:50 PM
8:50 PM
CAERNARFON transmitter - Freeview: Weather conditions may be affecting your reception from 21 Jul 18:27 until 21 Jul 18:35. . [BBC]
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Saturday, 24 July 2021
Transmitter engineering
11:50 AM
11:50 AM
CAERNARFON transmitter - Freeview: Weather conditions may be affecting your reception from 24 Jul 11:19. Weather conditions may be affecting your reception from 21 Jul 18:27 until 21 Jul 18:35. . [BBC]
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Transmitter engineering
2:50 PM
2:50 PM
CAERNARFON transmitter - Freeview: Weather conditions may be affecting your reception from 24 Jul 11:19 until 24 Jul 13:08. Weather conditions may be affecting your reception from 21 Jul 18:27 until 21 Jul 18:35. . [BBC]
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Monday, 26 July 2021
Transmitter engineering
5:51 AM
5:51 AM
CAERNARFON transmitter - Freeview: Weather conditions may be affecting your reception from 26 Jul 02:51 until 26 Jul 02:58. Weather conditions may be affecting your reception from 24 Jul 11:19 until 24 Jul 13:08. Weather conditions may be affecting your reception from 21 Jul 1 [BBC]
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Transmitter engineering
8:51 PM
8:51 PM
CAERNARFON transmitter - Freeview: Weather conditions may be affecting your reception from 26 Jul 02:51 until 26 Jul 02:58. Weather conditions may be affecting your reception from 24 Jul 11:19 until 24 Jul 13:08. . [BBC]
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