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: U&Yesterday, 4seven, 5Action, 5STAR, 5USA, Al Jazeera Eng, Al Jazeera English, Blaze, Blaze +1, Challenge, Channel 5 +1, DMAX, E4 Extra, YAAAS!, Film4 +1, Food Network, GREAT! action, GREAT! movies, GREAT! romance, GREAT! romance mix, HGTV, HobbyMaker, ITV2 +1, ITV3 +1, ITV4 +1, ITVBe +1, Legend, PBS America, Quest +1, Quest Red, Really, Sky Mix, Sky News, Talking Pictures TV, TCC, That's 90s, That's TV 2, Together TV, TRUE CRIME, TRUE CRIME XTRA, U&Dave, U&Dave ja vu, U&Drama +1, U&W.
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, plus 14 others | |||||
| PSB2 D3+4 | V max | C27 (522.0MHz) | 28m | DTG- | 5W |
 5 Channel 5, 6 ITV 2, 10 ITV3, 13 E4, 14 Film4, 15 Channel 4 +1 South ads, 18 More4, 26 ITV4, 28 ITVBe, 30 E4 +1, 35 ITV1 +1 (Wales), | |||||
| PSB3 BBCB | V max | C21+ (474.2MHz) | 28m | DTG- | 5W |
 46 5SELECT, 101 BBC One HD Wales, 102 BBC Two HD Wales, 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 44 Freeview channels?
The Caernarfon (Gwynedd, Wales) mast is a public service broadcasting (PSB) transmitter, it does not provide these commercial (COM) channels: U&Yesterday, 4seven, 5Action, 5STAR, 5USA, Al Jazeera Eng, Al Jazeera English, Blaze, Blaze +1, Challenge, Channel 5 +1, DMAX, E4 Extra, YAAAS!, Film4 +1, Food Network, GREAT! action, GREAT! movies, GREAT! romance, GREAT! romance mix, HGTV, HobbyMaker, ITV2 +1, ITV3 +1, ITV4 +1, ITVBe +1, Legend, PBS America, Quest +1, Quest Red, Really, Sky Mix, Sky News, Talking Pictures TV, TCC, That's 90s, That's TV 2, Together TV, TRUE CRIME, TRUE CRIME XTRA, U&Dave, U&Dave ja vu, U&Drama +1, U&W.
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, 13 January 2023
Transmitter engineering
5:09 PM
5:09 PM
CAERNARFON transmitter - Freeview: Off the air due to essential engineering from 13 Jan 15:54 until 13 Jan 16:11. Off the air due to essential engineering from 13 Jan 15:54 until 13 Jan 16:11. Poor quality due to a fault from 12 Jan 19:32 until 13 Jan 01:05. Off the air due t [BBC]
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Saturday, 14 January 2023
Transmitter engineering
5:07 AM
5:07 AM
CAERNARFON transmitter - Freeview: Poor quality due to a fault from 14 Jan 02:04. Poor quality due to a fault from 14 Jan 00:11 until 14 Jan 00:19. Off the air due to essential engineering from 13 Jan 15:54 until 13 Jan 16:11. Off the air due to essential engineering from 13 [BBC]
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Transmitter engineering
8:09 AM
8:09 AM
CAERNARFON transmitter - Freeview: Poor quality due to a fault from 14 Jan 02:04 until 14 Jan 03:01. Poor quality due to a fault from 14 Jan 00:11 until 14 Jan 00:19. Off the air due to essential engineering from 13 Jan 15:54 until 13 Jan 16:11. Off the air due to essential e [BBC]
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Sunday, 15 January 2023
Transmitter engineering
5:09 AM
5:09 AM
CAERNARFON transmitter - Freeview: Poor quality due to a fault from 15 Jan 01:20. Poor quality due to a fault from 14 Jan 02:04 until 14 Jan 03:01. Poor quality due to a fault from 14 Jan 00:11 until 14 Jan 00:19. Off the air due to essential engineering from 13 Jan 15:54 unt [BBC]
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Transmitter engineering
8:09 AM
8:09 AM
CAERNARFON transmitter - Freeview: Poor quality due to a fault from 15 Jan 01:20 until 15 Jan 04:24. Poor quality due to a fault from 14 Jan 02:04 until 14 Jan 03:01. Poor quality due to a fault from 14 Jan 00:11 until 14 Jan 00:19. Off the air due to essential engineering fr [BBC]
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Wednesday, 18 January 2023
Transmitter engineering
5:09 PM
5:09 PM
CAERNARFON transmitter - Freeview: Poor quality due to a fault from 15 Jan 01:20 until 15 Jan 04:24. Poor quality due to a fault from 14 Jan 02:04 until 14 Jan 03:01. Poor quality due to a fault from 14 Jan 00:11 until 14 Jan 00:19. . [BBC]
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Thursday, 19 January 2023
Transmitter engineering
5:09 AM
5:09 AM
CAERNARFON transmitter - Freeview: Poor quality due to a fault from 15 Jan 01:20 until 15 Jan 04:24. . [BBC]
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Thursday, 16 February 2023
Transmitter engineering
5:08 AM
5:08 AM
CAERNARFON transmitter - Freeview: Poor quality due to a fault from 15 Feb 23:55. . [BBC]
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Transmitter engineering
8:09 AM
8:09 AM
CAERNARFON transmitter - Freeview: Poor quality due to a fault from 15 Feb 23:55 until 16 Feb 04:56. . [BBC]
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Monday, 13 March 2023
Transmitter engineering
5:09 AM
5:09 AM
CAERNARFON transmitter - Freeview: Poor quality due to a fault from 13 Mar 03:48. Poor quality due to a fault from 12 Mar 16:21 until 12 Mar 22:01. . [BBC]
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