Freeview Light on the Derrygonnelly (Northern Ireland) transmitter
 | Google map |  | Bing map |  | Google Earth |  | 54.411,-7.821 or 54°24'39"N 7°49'16"W |  | BT93 6FY |
The symbol shows the location of the Derrygonnelly (Northern Ireland) 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 Derrygonnelly (Northern Ireland) transmitter._______
Digital television services are broadcast on a multiplexes (or Mux) where many stations occupy a single broadcast frequency, as shown below.
H/V: aerial position (horizontal or vertical)
The Derrygonnelly (Northern Ireland) mast is a public service broadcasting (PSB) transmitter, it does not provide these commercial (COM) channels: 4seven, 5Action, 5STAR, 5USA, Al Jazeera Eng, Al Jazeera English, Blaze, Blaze +1, Challenge, Channel 5 +1, Dave, Dave ja vu, DMAX, Drama +1, E4 Extra, YAAAS!, Film4 +1, Food Network, GREAT! action, GREAT! christmas, GREAT! movies extra, GREAT! movies, HGTV, HobbyMaker, ITV2 +1, ITV3 +1, ITV4 +1, ITVBe +1, Legend, PBS America, Quest +1, Quest Red, Really, Sky Mix, Sky News, Talking Pictures TV, TCC, That's 90s, That's Christmas, Together TV, TRUE CRIME, TRUE CRIME XTRA, W, 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 Freeview channels does the Derrygonnelly 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 | V max | C44 (658.0MHz) | 98m | DTG- | 4W |
 1 BBC One (SD) Northern Ireland, 2 BBC Two Northern Ireland, 9 BBC Four, 23 BBC Three, 201 CBBC, 202 CBeebies, 231 BBC News, 232 BBC Parliament, plus 14 others | |||||
| PSB2 D3+4 | V max | C41 (634.0MHz) | 98m | DTG- | 4W |
 3 UTV (SD) (UTV), 4 Channel 4 (SD) NI ads, 5 Channel 5, 6 ITV 2, 10 ITV3, 13 E4, 14 Film4, 15 Channel 4 +1 NI ads, 18 More4, 26 ITV4, 28 ITVBe, 30 E4 +1, 35 UTV +1 (UTV), | |||||
| PSB3 BBCB | V max | C47 (682.0MHz) | 98m | DTG- | 4W |
 46 5SELECT, 101 BBC One HD Northern Ireland, 102 BBC Two HD Northern Ireland, 103 UTV HD (UTV), 104 Channel 4 HD NI ads, 105 Channel 5 HD, 106 BBC Four HD, 107 BBC Three HD, 204 CBBC HD, 205 CBeebies HD, plus 1 others | |||||
Are you trying to watch these 44 Freeview channels?
The Derrygonnelly (Northern Ireland) mast is a public service broadcasting (PSB) transmitter, it does not provide these commercial (COM) channels: 4seven, 5Action, 5STAR, 5USA, Al Jazeera Eng, Al Jazeera English, Blaze, Blaze +1, Challenge, Channel 5 +1, Dave, Dave ja vu, DMAX, Drama +1, E4 Extra, YAAAS!, Film4 +1, Food Network, GREAT! action, GREAT! christmas, GREAT! movies extra, GREAT! movies, HGTV, HobbyMaker, ITV2 +1, ITV3 +1, ITV4 +1, ITVBe +1, Legend, PBS America, Quest +1, Quest Red, Really, Sky Mix, Sky News, Talking Pictures TV, TCC, That's 90s, That's Christmas, Together TV, TRUE CRIME, TRUE CRIME XTRA, W, 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 Derrygonnelly transmitter?
BBC Newsline 0.6m homes 2.5%
from Belfast BT2 8HQ, 1,049km northeast (50°)
to BBC Northern Ireland region - 46 masts.
How will the Derrygonnelly (Northern Ireland) transmission frequencies change over time?
| 1984-97 | 1997-98 | 1998-2012 | 2012-13 | 30 Sep 2019- | |||||
| E | E | E | B E K T | B E K T | |||||
| C41 | D3+4 | D3+4 | |||||||
| C44 | BBC2waves | BBC2waves | BBC2waves | BBCA | BBCA | ||||
| C47 | ITVwaves | ITVwaves | ITVwaves | BBCB | BBCB | ||||
| C51tv_off | BBC1waves | BBC1waves | BBC1waves | ||||||
| C66 | C4waves | C4waves | C4waves |
tv_off Being removed from Freeview (for 5G use) after November 2020 / June 2022 - 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 10 Oct 12 and 24 Oct 12.
How do the old analogue and currrent digital signal levels compare?
| Analogue 1-4 | 8W | |
| BBCA, D3+4, BBCB | (-3dB) 4W |
Which companies have run the Channel 3 services in the Brougher Mountain transmitter area
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Is the transmitter output the same in all directions?
Radiation patterns withheldThursday, 24 November 2011
DERRYGONNELLY transmitter - 24 November 2011: Engineering transmitter work will take place between 09:30hrs and 18:00hrs. TV services that may be subject to reduced power: Analogue services - Not Applicable Digital services - BBC A, D3&4, BBC B, SDN, Arqiva A and Arqiva B [DUK]
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DERRYGONNELLY transmitter - 24 November 2011: Engineering transmitter work will take place between 08:00hrs and 18:00hrs. TV services that will be disrupted: Analogue services - BBC1, BBC2, ITV and Channel 4 Digital services - Not Applicable [DUK]
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Monday, 28 November 2011
DERRYGONNELLY transmitter - Over the next week Derrygonnelly relay: TV (analogue) Service Shutdowns, no digital TV, Radio (analogue) working normally, no digital radio. [DUK]
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Tuesday, 29 November 2011
DERRYGONNELLY transmitter - 29 November 2011: Engineering transmitter work will take place between 08:00hrs and 18:00hrs. TV services that will be disrupted: Analogue services - BBC1, BBC2, ITV and Channel 4 Digital services - Not Applicable [DUK] Over the next week Derrygonnelly relay: TV (analogue) Service Shutdowns, no digital TV, Radio (analogue) working normally, no digital radio. [DUK]
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Tuesday, 23 October 2012
At switchover the Derrygonnelly transmitter will be off air from midnight until 3pm on 24th October 2012 - see UK Digital switchover ends - Northern Ireland completes on 24th October 2012 | ukfree.tv - 10 years of independent, free digital TV advice for full details.
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Monday, 15 September 2014
Transmitter engineering
12:09 PM
12:09 PM
DERRYGONNELLY transmitter - RelayPossible service interruptions [DUK]
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Friday, 26 September 2014
Transmitter engineering
4:34 AM
4:34 AM
DERRYGONNELLY transmitter - RelayPossible service interruptions [DUK]
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Monday, 7 September 2015
Transmitter engineering
10:33 AM
10:33 AM
DERRYGONNELLY transmitter - Possible service interruptions [DUK]
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Tuesday, 22 September 2015
Transmitter engineering
4:33 AM
4:33 AM
DERRYGONNELLY transmitter - Possible service interruptions [DUK]
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Monday, 5 October 2015
Transmitter engineering
9:09 AM
9:09 AM
DERRYGONNELLY transmitter - Possible service interruptions [DUK]
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