The Maghera transmission site is situated on a 400m hill ( ga, Cnoc an Ois) located at Killanena in the East of

County Clare County Clare ( ga, Contae an Chláir) is a county in Ireland, in the Southern Region and the province of Munster, bordered on the west by the Atlantic Ocean. Clare County Council is the local authority. The county had a population of 118,817 ...

Ireland Ireland ( ; ga, Éire ; Ulster Scots dialect, Ulster-Scots: ) is an island in the Atlantic Ocean, North Atlantic Ocean, in Northwestern Europe, north-western Europe. It is separated from Great Britain to its east by the North Channel (Grea ...

. It is home to one of 2RN's network of radio and television transmitters. The Maghera television transmitter first went on air in February 1963 on low power before becoming fully operational on 10 September 1963. It was one of Telefís Éireann's original five main transmitters, the others being

Mullaghanish Mullaghanish ( ga, Mullach an Ois) is a 649 m high mountain in the Derrynasaggart range, located just northeast of Ballyvourney in County Cork, Ireland. Transmission site This site is home to one of Telefís Éireann's original five main tel ...

Kippure Kippure () at , is the 56th-highest peak in Ireland on the Arderin scale, and the 72nd-highest peak on the Vandeleur-Lynam scale.Mountainviews, (September 2013), "A Guide to Ireland's Mountain Summits: The Vandeleur-Lynams & the Arderins", Coll ...

Truskmore Truskmore () is a mountain with a height of on the border of County Sligo and County Leitrim in Ireland. It is the highest summit in the Dartry Mountains and the highest in Sligo. It is in the middle of a plateau whose edges are marked by high ...

and

Mount Leinster Mount Leinster ( ga, Stua Laighean) is a mountain in the Republic of Ireland. It straddles the border between Counties Carlow and Wexford, in the province of Leinster. It is the fifth-highest mountain in Leinster after Lugnaquilla , Mullaghclee ...

. The transmitter originally carried the

625 line 6 (six) is the natural number following 5 and preceding 7. It is a composite number and the smallest perfect number. In mathematics Six is the smallest positive integer which is neither a square number nor a prime number; it is the second small ...

television service on

VHF Very high frequency (VHF) is the ITU designation for the range of radio frequency electromagnetic waves (radio waves) from 30 to 300 megahertz (MHz), with corresponding wavelengths of ten meters to one meter. Frequencies immediately below VHF ...

Channel B (

Band I Band I is a range of radio frequencies within the very high frequency (VHF) part of the electromagnetic spectrum. The first time there was defined "for simplicity" in Annex 1 of "Final acts of the European Broadcasting Conference in the VHF and U ...

), changing to Channel E (

Band III Band III is the name of the range of radio frequencies within the very high frequency (VHF) part of the electromagnetic spectrum from 174 to 240 megahertz (MHz). It is primarily used for radio and television broadcasting. It is also called high-b ...

) in 1999, with

UHF Ultra high frequency (UHF) is the ITU designation for radio frequencies in the range between 300 megahertz (MHz) and 3 gigahertz (GHz), also known as the decimetre band as the wavelengths range from one meter to one tenth of a meter (on ...

channels being added in 1996 (

TG4 TG4 ( ga, TG Ceathair, ) is an Irish free-to-air public service television network. The channel launched on 31 October 1996 and is available online and through its on demand service TG4 Player in Ireland and beyond. TG4 was formerly known ...

) and 1999 (TV3). When it was operating on Channel B certain atmospheric conditions during the summer months could cause interference from a transmitter on similar frequencies in Spain, this resulted in viewers in the south west of Ireland occasionally seeing bullfights on their television. In 1966 the new

RTÉ Radio RTÉ Radio is a division of the Irish national broadcasting organisation Raidió Teilifís Éireann. RTÉ Radio broadcasts four analogue channels and five digital channels nationwide. Founded in January 1926 as 2RN, the first broadcaster in th ...

FM service started broadcasting from the site with more FM radio stations added over the years. The original 147.5 metre mast that was erected in 1962 was replaced in 2011 with a 160 metre tall cable-stayed steel lattice mast that would enhance its service area for the start of

digital terrestrial television Digital terrestrial television (DTTV or DTT, or DTTB with "broadcasting") is a technology for terrestrial television in which land-based (terrestrial) television stations broadcast television content by radio waves to televisions in consumers' ...

(DTT) broadcasting. All analogue television transmissions from the site ended on 24 October 2012, and since then the Irish digital television service

Saorview Saorview ( ) is the national digital terrestrial television (DTT) service in Ireland. It is owned by RTÉ and operated by 2RN. The service began operation on 29 October 2010 on a trial basis with a full launch on 26 May 2011. By legislation i ...

, has been broadcast from the site in addition to six national FM radio networks and a number of local radio services. Maghera's service area is the West of Ireland, covering counties Clare and Galway, as well as parts of counties Limerick, Kerry, Cork, Tipperary and Mayo.

Current transmissions

Digital television

FM radio

Maghera relay transmitters

References

{{Main broadcast transmitters in Ireland, state=collapsed Transmitter sites in Ireland Buildings and structures in County Clare 1962 establishments in Ireland Towers completed in 1962