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Freeview Light on the Trefechan (Merthyr Tydfil, Wales) transmitter

first published this on - UK Free TV
sa_gmapsGoogle mapsa_bingBing mapsa_gearthGoogle Earthsa_gps51.767,-3.407 or 51°46'0"N 3°24'25"Wsa_postcodeCF48 2NT

 

The symbol shows the location of the Trefechan (Merthyr Tydfil, Wales) transmitter which serves 4,700 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 Trefechan (Merthyr Tydfil, Wales) transmitter.

Choose from three options: ■ List by multiplex ■ List by channel number ■ List by channel name
_______

Which Freeview channels does the Trefechan 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
C40 (626.0MHz)305mDTG-310W
Channel icons
1 BBC One (SD) Wales, 2 BBC Two Wales, 9 BBC Four, 201 CBBC, 202 CBeebies, 231 BBC News, 232 BBC Parliament, 601 BBC Red Button, plus 13 others

PSB2
D3+4
 V max
C43 (650.0MHz)305mDTG-310W
Channel icons
5 Channel 5, 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
C46 (674.0MHz)305mDTG-610W
Channel icons
74 Shopping Quarter , 101 BBC One HD Wales, 102 BBC Two HD (England), 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 51 Freeview channels?

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

The Trefechan (Merthyr Tydfil, 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 80s, Paramount Network, PBS America +1, pick, Quest +1, Quest Red, Quest Red +1, Really, RT HD, Sky Arts, 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 Trefechan transmitter?

regional news image
BBC Wales Today 1.2m homes 4.7%
from Cardiff CF5 2YQ, 32km south-southeast (158°)
to BBC Wales region - 206 masts.
regional news image
ITV Cymru Wales 1.2m homes 4.7%
from Cardiff CF5 6XJ, 35km south-southeast (165°)
to ITV Wales region - 206 masts.

How will the Trefechan (Merthyr Tydfil, Wales) transmission frequencies change over time?

1984-971997-981998-20102010-1315 May 2019
B E TB E TB E TB E TB E K T
C39BBC1wavesBBC1wavesBBC1waves 
C40BBCA
C42ITVwavesITVwavesITVwavesBBCA
C43D3+4
C45BBC2wavesBBC2wavesBBC2wavesBBCB
C46BBCB
C49tv_offC4wavesC4wavesC4wavesD3+4

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 3 Mar 10 and 31 Mar 10.

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

BBCA, D3+4, BBCB 10W
Analogue 1-4(-3dB) 5W

Which companies have run the Channel 3 services in the Wenvoe 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. Trefechan 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
Wednesday, 15 July 2015
Transmitter engineering
sentiment_very_satisfiedOwner

4:31 AM

TREFECHAN transmitter - Freeview: BBC Digital TV Off Air from 01:55 today to 01:59 today. [BBC]

link to this comment
Transmitter engineering's 132,748 posts xx
Thursday, 16 July 2015
Transmitter engineering
sentiment_very_satisfiedOwner

4:31 AM

TREFECHAN transmitter - Freeview: BBC Digital TV Off Air from 01:55 yesterday to 01:59 yesterday. [BBC]

link to this comment
Transmitter engineering's 132,748 posts xx
Friday, 17 July 2015
Transmitter engineering
sentiment_very_satisfiedOwner

4:31 AM

TREFECHAN transmitter - Freeview: BBC Digital TV Off Air from 01:55 on 15 Jul to 01:59 on 15 Jul. [BBC]

link to this comment
Transmitter engineering's 132,748 posts xx
Saturday, 8 August 2015
Transmitter engineering
sentiment_very_satisfiedOwner

7:32 PM

TREFECHAN transmitter - Freeview: BBC Digital TV Reduced Quality from 17:12 today to 17:23 today, BBC Digital TV Reduced Quality from 18:03 today to 18:52 today, HD Digital TV Reduced Quality from 17:13 today to 17:23 today, HD Digital TV Reduced Quality from 18:04 today to 18:5 [BBC]

link to this comment
Transmitter engineering's 132,748 posts xx
Transmitter engineering
sentiment_very_satisfiedOwner

10:32 PM

TREFECHAN transmitter - Freeview: BBC Digital TV Reduced Quality from 17:12 today to 17:23 today, BBC Digital TV Reduced Quality from 18:03 today to 18:52 today, HD Digital TV Reduced Quality from 18:04 today to 18:55 today, HD Digital TV Reduced Quality from 17:13 today to 17:2 [BBC]

link to this comment
Transmitter engineering's 132,748 posts xx
Sunday, 9 August 2015
Transmitter engineering
sentiment_very_satisfiedOwner

5:32 AM

TREFECHAN transmitter - Freeview: BBC Digital TV Reduced Quality from 17:12 yesterday to 17:23 yesterday, BBC Digital TV Reduced Quality from 18:03 yesterday to 18:52 yesterday, HD Digital TV Reduced Quality from 18:04 yesterday to 18:55 yesterday, HD Digital TV Reduced Quality [BBC]

link to this comment
Transmitter engineering's 132,748 posts xx
Transmitter engineering
sentiment_very_satisfiedOwner

11:32 AM

TREFECHAN transmitter - Freeview: BBC Digital TV Reduced Quality from 17:12 yesterday to 17:23 yesterday, BBC Digital TV Reduced Quality from 18:03 yesterday to 18:52 yesterday, HD Digital TV Reduced Quality from 17:13 yesterday to 17:23 yesterday, HD Digital TV Reduced Quality [BBC]

link to this comment
Transmitter engineering's 132,748 posts xx
Monday, 10 August 2015
Transmitter engineering
sentiment_very_satisfiedOwner

7:24 AM

TREFECHAN transmitter - Freeview: BBC Digital TV Reduced Quality from 17:12 on 08 Aug to 17:23 on 08 Aug, BBC Digital TV Reduced Quality from 18:03 on 08 Aug to 18:52 on 08 Aug, HD Digital TV Reduced Quality from 18:04 on 08 Aug to 18:55 on 08 Aug, HD Digital TV Reduced Quality [BBC]

link to this comment
Transmitter engineering's 132,748 posts xx
Transmitter engineering
sentiment_very_satisfiedOwner

10:25 AM

TREFECHAN transmitter - Freeview: BBC Digital TV Reduced Quality from 18:03 on 08 Aug to 18:52 on 08 Aug, BBC Digital TV Reduced Quality from 17:12 on 08 Aug to 17:23 on 08 Aug, HD Digital TV Reduced Quality from 18:04 on 08 Aug to 18:55 on 08 Aug, HD Digital TV Reduced Quality [BBC]

link to this comment
Transmitter engineering's 132,748 posts xx
Transmitter engineering
sentiment_very_satisfiedOwner

1:24 PM

TREFECHAN transmitter - Freeview: BBC Digital TV Reduced Quality from 17:12 on 08 Aug to 17:23 on 08 Aug, BBC Digital TV Reduced Quality from 18:03 on 08 Aug to 18:52 on 08 Aug, HD Digital TV Reduced Quality from 17:13 on 08 Aug to 17:23 on 08 Aug, HD Digital TV Reduced Quality [BBC]

link to this comment
Transmitter engineering's 132,748 posts xx
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Your comment please
Please post a question, answer or commentIf you have Freeview reception problems before posting a question your must first do this Freeview reset procedure then see: Freeview reception has changed, Single frequency interference, and Freeview intermittent interference.

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If you have other problems, please provide a full (not partial) postcode (or preferably enter it in box at the top right) and indicate where if aerial is on the roof, in the loft or elsewhere.

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