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Freeview Light on the Cwm Twrch (Powys, Wales) transmitter

first published this on - UK Free TV
sa_gmapsGoogle mapsa_bingBing mapsa_gearthGoogle Earthsa_gps51.780,-3.799 or 51°46'49"N 3°47'56"Wsa_postcodeSA9 2TU

 

The symbol shows the location of the Cwm Twrch (Powys, Wales) transmitter which serves 2,100 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 Cwm Twrch (Powys, Wales) transmitter.

Choose from three options: ■ List by multiplex ■ List by channel number ■ List by channel name
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Which Freeview channels does the Cwm Twrch 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.

MuxH/VFrequencyHeightModeWatts
PSB1
BBCA
 V max
C24 (498.0MHz)159mDTG-33W
Channel icons
9 BBC Four, 201 CBBC, 202 CBeebies, 231 BBC News, 232 BBC Parliament, 250 BBC Red Button, plus 13 others

PSB2
D3+4
 V max
C21+ (474.2MHz)159mDTG-33W
Channel icons
5 Channel 5 (SD), 6 ITV 2, 10 ITV3, 14 Film4, 15 Channel 4 +1 South ads, 18 More4, 24 ITV4, 33 ITV +1 (Wales),

PSB3
BBCB
 V max
C27 (522.0MHz)159mDTG-63W
Channel icons
74 Shopping Quarter , 104 Channel 4 HD South ads, 105 Channel 5 HD, 204 CBBC HD, plus 1 others

DTG-3 64QAM 8K 2/3 24.1Mb/s DVB-T MPEG2
DTG-6 256QAM 32KE 2/3 40.2Mb/s DVB-T2 MPEG4
H/V: aerial position (horizontal or vertical)

Are you trying to watch these 52 Freeview channels?

the effected channels
the effected channels
the effected channels
the effected channels

The Cwm Twrch (Powys, Wales) mast is a public service broadcasting (PSB) transmitter, it does not provide these commercial (COM) channels: 4Music, 4seven, 5SELECT, 5STAR, 5USA, Aljazeera English, BBC Four HD, BBC News HD, Blaze, Blaze +1, CBeebies HD, CBS Drama, CBS Justice, CBS Reality, Together TV +1, Challenge, Channel 5 +1, CITV, Dave, Dave ja vu, DMAX, Drama, E4 +1, Film4 +1, Food Network, Forces TV, FreeSports, HGTV, Horror Channel, ITV2 +1, ITV3 +1, ITV4 +1, ITVBe +1, More4 +1, Now 70s, NOW 80s, Paramount Network, PBS America +1, pick, Pick +1, Quest +1, Quest Red, Quest Red +1, Really, RT HD, Sky News, Smithsonian Channel, Sony Movies Action, Talking Pictures TV, TCC, Together TV, 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 Cwm Twrch transmitter?

regional news image
BBC Wales Today 1.2m homes 4.7%
from Cardiff CF5 2YQ, 50km southeast (129°)
to BBC Wales region - 206 masts.
regional news image
ITV Cymru Wales 1.2m homes 4.7%
from Cardiff CF5 6XJ, 51km southeast (135°)
to ITV Wales region - 206 masts.

How will the Cwm Twrch (Powys, Wales) transmission frequencies change over time?

1984-971997-981998-20092009-132013-182013-1731 Dec 2019-
A K TA K TA K TA K TA K TA K TA K T
C21BBC1wavesBBC1wavesBBC1waves+D3+4+D3+4+D3+4D3+4
C24ITVwavesITVwavesITVwavesBBCABBCABBCABBCA
C27BBC2wavesBBC2wavesBBC2wavesBBCBBBCBBBCBBBCB
C31C4wavesC4wavesC4waves

tv_off Being removed from Freeview (for 5G use) after November 2020 - 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 26 Aug 09 and 23 Sep 09.

How do the old analogue and currrent digital signal levels compare?

Analogue 1-4 16W
BBCA, D3+4, BBCB(-7dB) 3.2W

Which companies have run the Channel 3 services in the Carmel transmitter area

Jan 1958-Jul 1968Television Wales and the West
Jul 1968-Feb 2004Harlech Television
Feb 2004-Dec 2014ITV plc
Feb 1983-Dec 1992TV-am•
Jan 1993-Sep 2010GMTV•
Sep 2010-Dec 2014ITV Daybreak•
• Breakfast ◊ Weekends ♦ Friday night and weekends † Weekdays only. Cwm Twrch was not an original Channel 3 VHF 405-line mast: the historical information shown is the details of the company responsible for the transmitter when it began transmitting Channel 3.

Comments
Sunday, 21 July 2019
Transmitter engineering
sentiment_very_satisfiedOwner

5:08 AM

CWM TWRCH transmitter - Freeview: BBC Digital TV Off Air; DSO related from 14:01 on 17 Jul to 14:08 on 17 Jul, BBC Digital TV Off Air; DSO related from 09:03 on 17 Jul to 11:13 on 17 Jul, BBC Digital TV Off Air; DSO related from 00:01 on 17 Jul to 04:30 on 17 Jul, HD Digital TV [BBC]

link to this comment
Transmitter engineering's 130,717 posts xx
Sunday, 15 September 2019
Transmitter engineering
sentiment_very_satisfiedOwner

8:08 AM

CWM TWRCH transmitter - Freeview: HD Digital TV Reduced Quality from 05:56 today, HD Digital TV Reduced Quality from 05:31 today. [BBC]

link to this comment
Transmitter engineering's 130,717 posts xx
Transmitter engineering
sentiment_very_satisfiedOwner

11:08 AM

CWM TWRCH transmitter - Freeview: HD Digital TV Reduced Quality from 05:31 today to 06:17 today, HD Digital TV Reduced Quality from 05:56 today to 06:17 today. [BBC]

link to this comment
Transmitter engineering's 130,717 posts xx
Monday, 16 September 2019
Transmitter engineering
sentiment_very_satisfiedOwner

5:08 AM

CWM TWRCH transmitter - Freeview: HD Digital TV Reduced Quality from 05:31 yesterday to 06:17 yesterday, HD Digital TV Reduced Quality from 05:56 yesterday to 06:17 yesterday. [BBC]

link to this comment
Transmitter engineering's 130,717 posts xx
Transmitter engineering
sentiment_very_satisfiedOwner

11:08 AM

CWM TWRCH transmitter - Freeview: HD Digital TV Reduced Quality from 05:56 yesterday to 06:17 yesterday, HD Digital TV Reduced Quality from 05:31 yesterday to 06:17 yesterday. [BBC]

link to this comment
Transmitter engineering's 130,717 posts xx
Tuesday, 17 September 2019
Transmitter engineering
sentiment_very_satisfiedOwner

5:08 AM

CWM TWRCH transmitter - Freeview: HD Digital TV Reduced Quality from 05:31 on 15 Sep to 06:17 on 15 Sep, HD Digital TV Reduced Quality from 05:56 on 15 Sep to 06:17 on 15 Sep. [BBC]

link to this comment
Transmitter engineering's 130,717 posts xx
Transmitter engineering
sentiment_very_satisfiedOwner

11:08 AM

CWM TWRCH transmitter - Freeview: HD Digital TV Reduced Quality from 05:56 on 15 Sep to 06:17 on 15 Sep, HD Digital TV Reduced Quality from 05:31 on 15 Sep to 06:17 on 15 Sep. [BBC]

link to this comment
Transmitter engineering's 130,717 posts xx
Wednesday, 20 May 2020
Transmitter engineering
sentiment_very_satisfiedOwner

1:28 PM

CWM TWRCH transmitter - Freeview: Weather conditions may be affecting your reception from 20 May 02:35 until 20 May 11:55. . [BBC]

link to this comment
Transmitter engineering's 130,717 posts xx
Tuesday, 9 June 2020
Transmitter engineering
sentiment_very_satisfiedOwner

7:28 PM

CWM TWRCH transmitter - Freeview: Off the air due to essential engineering from 17 Jul 09:03 until 17 Jul 11:13. . [BBC]

link to this comment
Transmitter engineering's 130,717 posts xx
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