The symbol shows the location of the Llanddulas (Conwy, 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 Llanddulas (Conwy, Wales) transmitter.

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

Which Freeview channels does the Llanddulas 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	H max	C26 (514.0MHz)	38m	DTG-3	12W
	1 BBC One Wales, 2 BBC Two Wales, 9 BBC Four, 120 CBBC, 121 CBeebies, 130 BBC News, 131 BBC Parliament, 601 BBC RB 1, plus 14 others
PSB2 D3+4	H max	C23 (490.0MHz)	38m	DTG-3	12W
	3 ITV (Wales), 4 S4C HD, 5 Channel 5, 6 ITV 2, 7 Channel 4 (Wales) South ads, 13 Channel 4 +1 South ads, 14 More4, 15 Film4, 24 ITV4, 33 ITV +1 (Wales),
PSB3 BBCB	H max	C29 (538.0MHz)	38m	DTG-6	12W
	45 Film4 +1, 101 BBC One HD Wales, 102 BBC Two HD (England), 103 ITV HD (ITV Central West), 104 Channel 4 HD South ads, 105 Channel 5 HD, 123 CBBC HD,

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 0 Freeview channels?

The Llanddulas (Conwy, Wales) mast is a public service broadcasting (PSB) transmitter, it does not provide these commercial (COM) channels: .

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 Llanddulas transmitter?

BBC Wales Today 1.2m homes 4.7%
from Cardiff CF5 2YQ, 202km south
to BBC Wales region - 206 masts.

ITV Cymru Wales 1.2m homes 4.7%
from Cardiff CF5 6XJ, 205km south
to ITV Wales region - 206 masts.

How will the Llanddulas (Conwy, Wales) transmission frequencies change over time?

	years	1984-97	1997-98	1998-2009	2009-13	2013-18	2013-17	31st Dec 2018-
	aerial group	A K	A K	A K	A K	A K	A K	A B C/D E K VHF
	C23	ITV	ITV	ITV	D3+4	D3+4	D3+4
	C26	BBC2	BBC2	BBC2	BBCA	BBCA	BBCA
	C29	C4	C4	C4	BBCB	BBCB	BBCB
600	C33	BBC1	BBC1	BBC1

orange background for multiplexes names more
green background for transmission frequencies
lilac background for power levels in watts
800MHz band: 4G mobile started in 2013
700MHz band: 4G from 30 June 2020more
600MHz band: new or moved digital TV services more
Notes: + and - denote 166kHz offset; aerial group are shown as A B C/D E K W
Italics for analogue, digital switchover was Wednesdays 28th October and 25th November 2009.

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

Analogue 1-4	15W
BBCA, D3+4, BBCB	(-1dB) 12W

Other local maps

Llanddulas Freeview Moel-Y-Parc TV region BBC Wales Wales DAB in Conwy AM/FM in Conwy

Which companies have run the Channel 3 services in the Moel-Y-Parc transmitter area

Sep 1962-Jul 1964	Wales (West and North) Television (Teledu Cymru)
Jul 1964-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. Llanddulas 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?

Comments

Monday, 3 October 2016

Transmitter engineering
12:09 AM

- Possible service interruptions [DUK]

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Transmitter engineering's 123,812 posts Owner Owner

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