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Full Freeview on the Divis (Northern Ireland) transmitter

first published this on - UK Free TV
sa_streetviewGoogle Streetviewsa_gmapsGoogle mapsa_bingBing mapsa_gearthGoogle Earthsa_gps54.607,-6.009 or 54°36'24"N 6°0'34"Wsa_postcodeBT17 0NG

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The symbol shows the location of the Divis (Northern Ireland) transmitter which serves 440,000 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 Divis (Northern Ireland) transmitter.

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

Which Freeview channels does the Divis 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
 H max
C27 (522.0MHz)551mDTG-3100,000W
Channel icons
 BBC Three, 1 BBC One Northern Ireland, 2 BBC Two Northern Ireland, 9 BBC Four, 120 CBBC, 121 CBeebies, 130 BBC News, 131 BBC Parliament, 601 BBC Red Button 1, plus 14 others

PSB2
D3+4
 H max
C21+ (474.2MHz)551mDTG-3100,000W
Channel icons
3 UTV (UTV), 4 Channel 4 NI ads, 5 Channel 5, 6 ITV 2, 13 Channel 4 +1 NI ads, 14 More4, 15 Film4, 24 ITV4, 28 E4, 33 UTV+1 (UTV), plus 1 others

PSB3
BBCB
 H max
C24 (498.0MHz)551mDTG-6100,000W
Channel icons
 BBC Three HD, 45 Film4 +1, 101 BBC One HD Northern Ireland, 102 BBC Two HD (England), 103 UTV HD (UTV), 104 Channel 4 HD NI ads, 105 Channel 5 HD, 123 CBBC HD, 602 BBC Red Button 2, 603 BBC Red Button 3, plus 1 others

COM4
SDN
 H -3dB
C23 (490.0MHz)551mDTG-850,000W
Channel icons
10 ITV3, 20 Drama, 21 5USA, 26 ITV Be, 27 ITV 2 +1, 30 5STAR, 34 ITV3 +1, 37 Quest, 44 Channel 5 +1, 55 Channel 5 +24, 58 ITV Be +1, 61 True Entertainment, 62 ITV4 +1, 66 CBS Reality, 70 Horror Channel, 122 CITV, 242 Vintage TV, plus 23 others

COM5
ArqA
 H -3dB
C26 (514.0MHz)528mDTG-850,000W
Channel icons
11 pick, 12 Dave, 17 Really, 29 E4 +1, 32 Movie Mix, 41 Food Network, 46 Challenge, 48 Movies4Men, 68 truTV, 69 Tru TV +1, 72 YourTV, 126 Tiny Pop, 132 Sky News, plus 18 others

COM6
ArqB
 H -3dB
C29 (538.0MHz)528mDTG-850,000W
Channel icons
 Al Jazeera English,  BT Sport 1 (not free), 18 4Music, 19 Yesterday, 25 Home, 31 Spike, 38 Quest +1, 42 Travel Channel, 47 4seven, 59 BT Showcase (not free), 64 CBS Action, 73 YourTV +1, 84 Dave ja vu, plus 21 others

LBT
 H -13dB
C30 (546.0MHz)528mDTG-125,000W
Channel icons
from 29th September 2014: 7 NvTv, plus 1 others

com7
 H -9.1dB
C33 (570.0MHz)551mDTG-612,400W
Channel icons
 Buz Muzik, 57 VIVA, 63 Community Channel, 67 CBS Reality +1, 71 CBS Drama, 78 5USA +1, 81 Talking Pictures TV, 106 BBC Four HD, 107 BBC News HD, 108 Al Jazeera Eng HD, 109 Channel 4+1 HD, 110 4seven HD, 113 RT HD, 124 CBeebies HD, 134 Al Jazeera Arabic, plus 4 others

com8
 H -14.7dB
C34 (578.0MHz)551mDTG-63,400W
Channel icons
plus 2 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
DTG-8 64QAM 8K 3/4 27.1Mb/s DVB-T MPEG2
DTG-12 QSPK 8K 3/4 8.0Mb/s DVB-T MPEG2
H/V: aerial position (horizontal or vertical)

Which BBC and ITV regional news can I watch from the Divis transmitter?

regional news image
BBC Newsline 0.6m homes 2.5%
from Belfast BT2 8HQ, 1,044km northeast
to BBC Northern Ireland region - 46 masts.
regional news image
UTV Live 0.6m homes 2.5%
from Belfast BT7 1EB, 1,044km northeast
to UTV region - 46 masts.

Are there any self-help relays?

Chapel FieldsTransposerCentral Belfast61 homes

How will the Divis (Northern Ireland) transmission frequencies change over time?

years1950s~851984-971997-981998-20122012-132013-182013-182019-
aerial groupVHFA KA KKA KA KA KA K
C1BBCtv
C21C4C4C4+D3+4+D3+4+D3+4BBCB
C22SDN
C23-ASDNSDNSDN
C24ITVITVITVBBCBBBCBBBCBD3+4
C25ArqA
C26-BArqAArqAArqA
C27BBC2BBC2BBC2BBCABBCABBCABBCA
C28ArqB
C291ArqBArqBArqB
C30LBT
600C31BBC1BBC1BBC1
C33-2com7
C34+Dcom8
C48C

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: possible 4G in 2019 more
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 10th October and 24th October 2012.

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

Analogue 1-4 500kW
BBCA, D3+4, BBCB(-7dB) 100kW
SDN, ARQA, ARQB(-10dB) 50kW
com7(-16.1dB) 12.4kW
LBT(-20dB) 5kW
com8(-21.7dB) 3.4kW
Mux 1*, Mux 2*, Mux A*, Mux B*(-23.4dB) 2.3kW
Mux C*(-24dB) 2kW
Mux D*(-24.9dB) 1.6kW

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

Oct 1959-May 2006Ulster Television
May 2006-Dec 2014UTV plc
Feb 1983-Dec 1992TV-am•
Jan 1993-Sep 2010GMTV•
Sep 2010-Dec 2014ITV Daybreak•
• Breakfast ◊ Weekends ♦ Friday night and weekends † Weekdays only. Divis 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
Thursday, 17 March 2016
Friday, 25 March 2016
Wednesday, 13 April 2016
Transmitter engineering
5:31 AM

DIVIS transmitter - DAB: BBC National DAB Radio Off Air from 23:14 yesterday to 00:27 today. [BBC]

link to this
Transmitter engineering's 104,625 posts Owner Owner xx
Thursday, 14 April 2016
Transmitter engineering
5:31 AM

DIVIS transmitter - DAB: BBC National DAB Radio Off Air from 23:14 on 12 Apr to 00:27 yesterday. [BBC]

link to this
Transmitter engineering's 104,625 posts Owner Owner xx
Friday, 15 April 2016
Transmitter engineering
5:31 AM

DIVIS transmitter - DAB: BBC National DAB Radio Off Air from 23:14 on 12 Apr to 00:27 on 13 Apr. [BBC]

link to this
Transmitter engineering's 104,625 posts Owner Owner xx
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