Freeview Light on the Porth (Rhondda Cynon Taff, Wales) transmitter

Brian Butterworth first published this on 1st May 2004 at 08:20 - UK Free TV

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51.618,-3.404 or 51°37'3"N 3°24'14"W

CF39 9YG

The symbol shows the location of the Porth (Rhondda Cynon Taff, Wales) transmitter which serves 4,000 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 Porth (Rhondda Cynon Taff, 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 Porth 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.

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 58 Freeview channels?

The Porth (Rhondda Cynon Taff, Wales) mast is a public service broadcasting (PSB) transmitter, it does not provide these commercial (COM) channels: 4Music, 4seven, 4seven HD, 5SELECT, 5STAR, 5STAR +1, 5USA, 5USA +1, Aljazeera English, BBC Four HD, BBC News HD, Blaze, Blaze +1, CBeebies HD, CBS Drama, CBS Justice +1, CBS Reality, CBS Reality +1, Challenge, Channel 4+1 HD, Channel 5 +1, CITV, Dave, Dave ja vu, DMAX, Drama, E4 +1, Film4 +1, Food Network, Forces TV, FreeSports HD, HGTV, Horror Channel, ITV2 +1, ITV3 +1, ITV4 +1, ITVBe +1, Together TV +1, More4 +1, NOW 80s, Now 90s, Paramount Network +1, PBS America +1, pick, Pick +1, Quest +1, Quest Red, Quest Red +1, Really, RT HD, Shopping Quarter , Sky News, Smithsonian Channel, Sony Movies Action, Talking Pictures TV, TCC, Together, Yesterday.

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 Porth transmitter?

BBC Wales Today 1.2m homes 4.7%
from Cardiff CF5 2YQ, 18km southeast (138°)
to BBC Wales region - 206 masts.

ITV Cymru Wales 1.2m homes 4.7%
from Cardiff CF5 6XJ, 20km south-southeast (153°)
to ITV Wales region - 206 masts.

site development by Twelve Winds Consulting Ltd

How will the Porth (Rhondda Cynon Taff, Wales) transmission frequencies change over time?

	1984-97	1997-98	1998-2010	2010-13	2013-18	2013-17	30 Jun 2019-
	B E T	B E T	B E T	B E T	B E K T	B E K T	B E K T
C40	BBC1_waves	BBC1_waves	BBC1_waves		BBCB	BBCB	BBCB
C43	ITV_waves	ITV_waves	ITV_waves	BBCA	BBCA	BBCA	BBCA
C46	BBC2_waves	BBC2_waves	BBC2_waves	D3+4	D3+4	D3+4	D3+4
C50_{tv_off}	C4_waves	C4_waves	C4_waves	BBCB

_{tv_off} Being removed from Freeview (for 5G use) by 30 June 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?

Analogue 1-4	59W
BBCA, D3+4, BBCB	(-6.9dB) 12W

Local transmitter maps

Porth Freeview Wenvoe TV region BBC Wales Wales

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

Jan 1958-Jul 1968	Television Wales and the West
Jul 1968-Feb 2004	Harlech Television
Feb 2004-Dec 2014	ITV plc

Feb 1983-Dec 1992	TV-am•
Jan 1993-Sep 2010	GMTV•
Sep 2010-Dec 2014	ITV Daybreak•

• Breakfast ◊ Weekends ♦ Friday night and weekends † Weekdays only. Porth 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.

Is the transmitter output the same in all directions?

Transmitter engineering

_{sentiment_very_satisfied}Owner

2:11 AM

- : BBC TV Off Air; related from 10:14 today to 11:12 today, HD Digital TV Off Air; DSO related from 10:14 today to 11:12 today. FM: Radio 1 FM Off Air from 11:41 today to 12:07 today, Radio 2 FM Off Air from 11:41 today to 12:07 today, [BBC]

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Transmitter engineering's 130,113 posts

Transmitter engineering

_{sentiment_very_satisfied}Owner

2:09 AM

- : BBC TV Off Air; related from 10:14 today to 11:12 today, HD Digital TV Off Air; DSO related from 10:14 today to 11:12 today. FM: Radio 1 FM Off Air from 11:41 today to 12:07 today, Radio 2 FM Off Air from 11:41 today to 12:07 today, [BBC]

link to this comment

Transmitter engineering's 130,113 posts

Transmitter engineering

_{sentiment_very_satisfied}Owner

6:07 PM

- : BBC TV Off Air; related from 10:14 today to 11:12 today, HD Digital TV Off Air; DSO related from 10:14 today to 11:12 today. [BBC]

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Transmitter engineering's 130,113 posts

Page 15

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.

If you have no satellite signal, see Sky Digibox says 'No Signal' or 'Technical fault'

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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Mux	H/V	Frequency	Height	Mode	Watts
PSB1 BBCA	V max	C43 (650.0MHz)	301m	DTG-3	12W
	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	C46 (674.0MHz)	301m	DTG-3	12W
	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	C40 (626.0MHz)	301m	DTG-6	12W
	104 Channel 4 HD South ads, 105 Channel 5 HD, 204 CBBC HD, plus 1 others 65 TBN UK,