Freeview Light on the Trefilan (Ceredigion, Wales) transmitter
 | Google map |  | Bing map |  | Google Earth |  | 52.178,-4.105 or 52°10'41"N 4°6'16"W |  | SA48 8PN |
The symbol shows the location of the Trefilan (Ceredigion, Wales) transmitter which serves 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 Trefilan (Ceredigion, 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 Trefilan (Ceredigion, Wales) mast is a public service broadcasting (PSB) transmitter, it does not provide these commercial (COM) channels: 4seven, 5Action, 5STAR, 5USA, Al Jazeera Eng, Al Jazeera English, Blaze, Blaze +1, Challenge, Channel 5 +1, Dave, Dave ja vu, DMAX, Drama +1, E4 Extra, YAAAS!, Film4 +1, Food Network, GREAT! action, GREAT! christmas, GREAT! movies extra, GREAT! movies, 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 Christmas, Together TV, TRUE CRIME, TRUE CRIME XTRA, 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 Trefilan 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) | 277m | DTG- | 17W |
 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 | C34 (578.0MHz) | 277m | DTG- | 17W |
 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 | C35 (586.0MHz) | 277m | DTG- | 17W |
 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 Trefilan (Ceredigion, Wales) mast is a public service broadcasting (PSB) transmitter, it does not provide these commercial (COM) channels: 4seven, 5Action, 5STAR, 5USA, Al Jazeera Eng, Al Jazeera English, Blaze, Blaze +1, Challenge, Channel 5 +1, Dave, Dave ja vu, DMAX, Drama +1, E4 Extra, YAAAS!, Film4 +1, Food Network, GREAT! action, GREAT! christmas, GREAT! movies extra, GREAT! movies, 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 Christmas, Together TV, TRUE CRIME, TRUE CRIME XTRA, 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 Trefilan transmitter?
BBC Wales Today 1.2m homes 4.7%
from Cardiff CF5 2YQ, 97km southeast (142°)
to BBC Wales region - 206 masts.
ITV Cymru Wales 1.2m homes 4.7%
from Cardiff CF5 6XJ, 98km southeast (145°)
to ITV Wales region - 206 masts.
How will the Trefilan (Ceredigion, Wales) transmission frequencies change over time?
| 1984-97 | 1997-98 | 1998-2009 | 2009-13 | 31 Oct 2018 | |||||
| C/D E | C/D E | C/D E | C/D E T | A K T | |||||
| C32 | BBCA | ||||||||
| C34 | D3+4 | ||||||||
| C35 | BBCB | ||||||||
| C53tv_off | C4waves | C4waves | C4waves | BBCB | |||||
| C57tv_off | BBC1waves | BBC1waves | BBC1waves | BBCA | |||||
| C60tv_off | ITVwaves | ITVwaves | ITVwaves | D3+4 | |||||
| C63 | 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 4 Nov 09 and 3 Dec 09.
How do the old analogue and currrent digital signal levels compare?
| Analogue 1-4 | 86W | |
| BBCA, D3+4, BBCB | (-7dB) 17W |
Which companies have run the Channel 3 services in the Blaenplwyf transmitter area
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Is the transmitter output the same in all directions?
Radiation patterns withheldFriday, 11 November 2011
TREFILAN transmitter - Freeview HD Digital TV Off Air from 16:27 on 08 Nov to 16:56 on 08 Nov HD Digital TV Off Air from 14:15 on 08 Nov to 14:30 on 08 Nov HD Digital TV Off Air from 14:01 yesterday to 14:03 yesterday [BBC]
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Saturday, 12 November 2011
TREFILAN transmitter - Freeview HD Digital TV Off Air from 14:01 on 10 Nov to 14:03 on 10 Nov HD Digital TV Off Air from 14:15 on 08 Nov to 14:30 on 08 Nov HD Digital TV Off Air from 16:27 on 08 Nov to 16:56 on 08 Nov [BBC]
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TREFILAN transmitter - Freeview HD Digital TV Off Air from 14:15 on 08 Nov to 14:30 on 08 Nov HD Digital TV Off Air from 16:27 on 08 Nov to 16:56 on 08 Nov HD Digital TV Off Air from 14:01 on 10 Nov to 14:03 on 10 Nov [BBC]
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TREFILAN transmitter - Freeview HD Digital TV Off Air from 16:27 on 08 Nov to 16:56 on 08 Nov HD Digital TV Off Air from 14:15 on 08 Nov to 14:30 on 08 Nov HD Digital TV Off Air from 14:01 on 10 Nov to 14:03 on 10 Nov [BBC]
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Sunday, 13 November 2011
TREFILAN transmitter - Freeview HD Digital TV Off Air from 14:01 on 10 Nov to 14:03 on 10 Nov [BBC]
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Wednesday, 18 January 2012
TREFILAN transmitter - Freeview HD Digital TV Off Air from 13:41 today to 13:41 today [BBC]
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Thursday, 19 January 2012
TREFILAN transmitter - Freeview HD Digital TV Off Air from 13:41 yesterday to 13:41 yesterday [BBC]
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Friday, 20 January 2012
TREFILAN transmitter - Freeview HD Digital TV Off Air from 13:41 on 18 Jan to 13:41 on 18 Jan [BBC]
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Friday, 2 March 2012
TREFILAN transmitter - Freeview BBC Digital TV Off Air from 09:31 today HD Digital TV Off Air from 09:31 today [BBC]
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TREFILAN transmitter - Freeview BBC Digital TV Off Air from 13:30 today BBC Digital TV Off Air from 09:31 today to 13:49 today HD Digital TV Off Air from 09:31 today to 13:49 today [BBC]
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