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Freeview Light on the Deri (Caerphilly, Wales) transmitter

first published this on - UK Free TV
sa_gmapsGoogle mapsa_bingBing mapsa_gearthGoogle Earthsa_gps51.712,-3.274 or 51°42'42"N 3°16'25"Wsa_postcodeCF81 9JF

 

The symbol shows the location of the Deri (Caerphilly, Wales) transmitter which serves 800 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 Deri (Caerphilly, Wales) transmitter.

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

Which Freeview channels does the Deri 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
C25 (506.0MHz)418mDTG-310W
Channel icons
2 BBC Two Wales, 9 BBC Four, 201 CBBC, 202 CBeebies, 231 BBC News, 232 BBC Parliament, 601 BBC RB 1, plus 9 others

PSB2
D3+4
 V max
C22 (482.0MHz)418mDTG-310W
Channel icons
 E4, 3 ITV (Wales), 5 Channel 5, 6 ITV 2, 7 Channel 4 (Wales) South ads, 10 ITV3, 15 Film4, 24 ITV4, 33 ITV +1 (Wales), 73 Sewing Quarter,

PSB3
BBCB
 V max
C28 (530.0MHz)418mDTG-610W
Channel icons
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, 204 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 Deri (Caerphilly, 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 Deri transmitter?

regional news image
BBC Wales Today 1.2m homes 4.7%
from Cardiff CF5 2YQ, 24km south (173°)
to BBC Wales region - 206 masts.
regional news image
ITV Cymru Wales 1.2m homes 4.7%
from Cardiff CF5 6XJ, 28km south (181°)
to ITV Wales region - 206 masts.

How will the Deri (Caerphilly, Wales) transmission frequencies change over time?

years1984-971997-981998-20102010-132013-182013-1730th Jun 2019-
aerial groupA KA KA KA KA KA KA K
C22BBC1BBC1BBC1D3+4D3+4D3+4D3+4
C25ITVITVITVBBCABBCABBCABBCA
C28BBC2BBC2BBC2BBCBBBCBBBCBBBCB
600C32C4C4C4

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 3rd March and 31st March 2010.

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

Analogue 1-4 50W
BBCA, D3+4, BBCB(-7dB) 10W

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. Deri 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, 8 October 2014
Transmitter engineering
10:31 PM

DERI transmitter - Freeview: BBC Digital TV Off Air from 18:33 today to 18:33 today. [BBC]

link to this
Transmitter engineering's 112,376 posts Owner Owner xx
Thursday, 9 October 2014
Transmitter engineering
4:32 AM

DERI transmitter - Freeview: BBC Digital TV Off Air from 18:33 yesterday to 18:33 yesterday. [BBC]

link to this
Transmitter engineering's 112,376 posts Owner Owner xx
Friday, 10 October 2014
Transmitter engineering
4:31 AM

DERI transmitter - Freeview: BBC Digital TV Off Air from 18:33 on 08 Oct to 18:33 on 08 Oct. [BBC]

link to this
Transmitter engineering's 112,376 posts Owner Owner xx
Saturday, 4 July 2015
Transmitter engineering
7:30 PM

DERI transmitter - Freeview: BBC Digital TV Off Air from 18:29 today. [BBC]

link to this
Transmitter engineering's 112,376 posts Owner Owner xx
Transmitter engineering
10:32 PM

DERI transmitter - Freeview: BBC Digital TV Off Air from 18:29 today to 18:33 today, BBC Digital TV Off Air from 19:33 today to 19:34 today. [BBC]

link to this
Transmitter engineering's 112,376 posts Owner Owner xx
Sunday, 5 July 2015
Transmitter engineering
4:31 AM

DERI transmitter - Freeview: BBC Digital TV Off Air from 19:33 yesterday to 19:34 yesterday, BBC Digital TV Off Air from 18:29 yesterday to 18:33 yesterday. [BBC]

link to this
Transmitter engineering's 112,376 posts Owner Owner xx
Transmitter engineering
7:30 AM

DERI transmitter - Freeview: BBC Digital TV Off Air from 18:29 yesterday to 18:33 yesterday, BBC Digital TV Off Air from 19:33 yesterday to 19:34 yesterday. [BBC]

link to this
Transmitter engineering's 112,376 posts Owner Owner xx
Monday, 6 July 2015
Transmitter engineering
4:31 AM

DERI transmitter - Freeview: BBC Digital TV Off Air from 18:29 on 04 Jul to 18:33 on 04 Jul, BBC Digital TV Off Air from 19:33 on 04 Jul to 19:34 on 04 Jul. [BBC]

link to this
Transmitter engineering's 112,376 posts Owner Owner xx
Transmitter engineering
7:30 PM

DERI transmitter - Freeview: BBC Digital TV Off Air from 19:33 on 04 Jul to 19:34 on 04 Jul, BBC Digital TV Off Air from 18:29 on 04 Jul to 18:33 on 04 Jul. [BBC]

link to this
Transmitter engineering's 112,376 posts Owner Owner xx
Wednesday, 15 July 2015
Transmitter engineering
4:31 AM

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

link to this
Transmitter engineering's 112,376 posts Owner Owner xx
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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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