Freeview Light on the Carno (Powys, Wales) transmitter
Google map | Bing map | Google Earth | 52.553,-3.550 or 52°33'9"N 3°33'0"W | SY17 5JP |
The symbol shows the location of the Carno (Powys, Wales) transmitter which serves less than 500 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 Carno (Powys, 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 Carno (Powys, 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 Carno 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) | 314m | DTG- | 2W |
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) | 314m | DTG- | 2W |
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) | 314m | DTG- | 2W |
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 Carno (Powys, 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 Carno transmitter?

BBC Wales Today 1.2m homes 4.7%
from Cardiff CF5 2YQ, 119km south (170°)
to BBC Wales region - 206 masts.

ITV Cymru Wales 1.2m homes 4.7%
from Cardiff CF5 6XJ, 123km south (172°)
to ITV Wales region - 206 masts.
How will the Carno (Powys, 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 4 Nov 09 and 3 Dec 09.
How do the old analogue and currrent digital signal levels compare?
Analogue 1-4 | 10W | |
BBCA, D3+4, BBCB | (-7dB) 2W |
Which companies have run the Channel 3 services in the Long Mountain transmitter area
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Wednesday, 6 March 2019
Transmitter engineering
4:31 AM
4:31 AM
CARNO transmitter - Freeview: BBC Digital TV Off Air; DSO related from 10:05 yesterday to 11:21 yesterday, HD Digital TV Off Air; DSO related from 10:05 yesterday to 11:21 yesterday. [BBC]
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Thursday, 7 March 2019
Transmitter engineering
4:31 AM
4:31 AM
CARNO transmitter - Freeview: BBC Digital TV Off Air; DSO related from 10:05 on 05 Mar to 11:21 on 05 Mar, HD Digital TV Off Air; DSO related from 10:05 on 05 Mar to 11:21 on 05 Mar. [BBC]
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Sunday, 5 May 2019
Transmitter engineering
8:09 AM
8:09 AM
CARNO transmitter - Freeview: BBC Digital TV Off Air from 05:24 today to 05:25 today, HD Digital TV Off Air from 05:24 today to 05:25 today. [BBC]
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Monday, 6 May 2019
Transmitter engineering
5:09 AM
5:09 AM
CARNO transmitter - Freeview: BBC Digital TV Off Air from 05:24 yesterday to 05:25 yesterday, HD Digital TV Off Air from 05:24 yesterday to 05:25 yesterday. [BBC]
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Tuesday, 7 May 2019
Transmitter engineering
5:09 AM
5:09 AM
CARNO transmitter - Freeview: BBC Digital TV Off Air from 05:24 on 05 May to 05:25 on 05 May, HD Digital TV Off Air from 05:24 on 05 May to 05:25 on 05 May. [BBC]
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Thursday, 21 May 2020
Transmitter engineering
10:28 PM
10:28 PM
CARNO transmitter - Freeview: Off the air due to a fault from 20 May 19:42 until 20 May 20:00. . [BBC]
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Friday, 31 July 2020
Transmitter engineering
7:28 AM
7:28 AM
CARNO transmitter - Freeview: Off the air due to essential engineering from 30 Jul 15:17 until 30 Jul 16:02. Off the air due to essential engineering from 30 Jul 09:06 until 30 Jul 09:14. . [BBC]
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Wednesday, 28 October 2020
Transmitter engineering
10:27 AM
10:27 AM
CARNO transmitter - Freeview: Off the air due to essential engineering from 26 Oct 09:01 until 26 Oct 15:24. . [BBC]
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Sunday, 8 November 2020
Transmitter engineering
4:26 PM
4:26 PM
CARNO transmitter - Freeview: Off the air due to a fault from 8 Nov 09:12 until 8 Nov 09:14. . [BBC]
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Monday, 11 January 2021
Transmitter engineering
10:56 AM
10:56 AM
CARNO transmitter - Freeview: Off the air due to a fault from 11 Jan 10:00 until 11 Jan 10:04. . [BBC]
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