The Sudbury transmitting station is a facility for

telecommunications Telecommunication, often used in its plural form or abbreviated as telecom, is the transmission of information over a distance using electronic means, typically through cables, radio waves, or other communication technologies. These means of ...

and

broadcasting Broadcasting is the data distribution, distribution of sound, audio audiovisual content to dispersed audiences via a electronic medium (communication), mass communications medium, typically one using the electromagnetic spectrum (radio waves), ...

transmission Transmission or transmit may refer to: Science and technology * Power transmission ** Electric power transmission ** Transmission (mechanical device), technology that allows controlled application of power *** Automatic transmission *** Manual tra ...

Sudbury Sudbury may refer to: Places Australia * Sudbury Reef, Queensland Canada * Greater Sudbury, Ontario ** Sudbury (federal electoral district) ** Sudbury (provincial electoral district) ** Sudbury Airport ** Sudbury Basin, a meteorite impact cra ...

England England is a Countries of the United Kingdom, country that is part of the United Kingdom. It is located on the island of Great Britain, of which it covers about 62%, and List of islands of England, more than 100 smaller adjacent islands. It ...

. It consists of two guyed masts, one, the original, being high, and a second mast (no longer in service) at . They have

antennas In radio-frequency engineering, an antenna (American English) or aerial (British English) is an electronic device that converts an alternating electric current into radio waves (transmitting), or radio waves into an electric current (receivi ...

attached at various heights. It is situated 14 miles WSW of Ipswich at a site height of 70m. All 6 Digital TV MUXES are transmitted from Sudbury using an omnidirectional pattern at an ERP of 100 kW. Originally Sudbury was a B group transmitter but in order to accommodate the digital transmissions it went E group then, at its 700MHz clearance in August 2018, it ended up a K group (or wideband). However, most B group, E group and wideband aerials will continue to work fine on it (se
graph
. It broadcast television and radio services to central and southern

Suffolk Suffolk ( ) is a ceremonial county in the East of England and East Anglia. It is bordered by Norfolk to the north, the North Sea to the east, Essex to the south, and Cambridgeshire to the west. Ipswich is the largest settlement and the county ...

and most of

Essex Essex ( ) is a Ceremonial counties of England, ceremonial county in the East of England, and one of the home counties. It is bordered by Cambridgeshire and Suffolk to the north, the North Sea to the east, Kent across the Thames Estuary to the ...

, however southern areas of the county received a better TV signal from the

Crystal Palace Crystal Palace may refer to: Places Canada * Crystal Palace Complex (Dieppe), a former amusement park now a shopping complex in Dieppe, New Brunswick * Crystal Palace Barracks, London, Ontario * Crystal Palace (Montreal), an exhibition buildin ...

TV transmitter. This includes cities and towns such as

Ipswich Ipswich () is a port town and Borough status in the United Kingdom, borough in Suffolk, England. It is the county town, and largest in Suffolk, followed by Lowestoft and Bury St Edmunds, and the third-largest population centre in East Anglia, ...

Chelmsford Chelmsford () is a city in the City of Chelmsford district in the county of Essex, England. It is the county town of Essex and one of three cities in the county, along with Colchester and Southend-on-Sea. It is located north-east of London ...

Colchester Colchester ( ) is a city in northeastern Essex, England. It is the second-largest settlement in the county, with a population of 130,245 at the 2021 United Kingdom census, 2021 Census. The demonym is ''Colcestrian''. Colchester occupies the ...

Southend Southend-on-Sea (), commonly referred to as Southend (), is a coastal city and unitary authorities of England, unitary authority area with Borough status in the United Kingdom, borough status in south-eastern Essex, England. It lies on the nor ...

Clacton-on-Sea Clacton-on-Sea, often simply called Clacton, is a seaside town and seaside resort, resort in the county of Essex, on the east coast of England. It is located on the Tendring Peninsula and is the largest settlement in the Tendring District, wi ...

and Haverhill. Signals can also be received as far as north

Kent Kent is a Ceremonial counties of England, ceremonial county in South East England. It is bordered by Essex across the Thames Estuary to the north, the Strait of Dover to the south-east, East Sussex to the south-west, Surrey to the west, and Gr ...

. This transmitter has 8 local relays: Burnham-on-Crouch, Clacton, Felixstowe, Ipswich Stoke, Rouncefall (Ashingdon Essex), Somersham, Wivenhoe Park, and Woodbridge.

Services available from this site

Digital radio

Digital television

* Aerial group K is required to receive all channels.

Before switchover

† Low power transmission from Sudbury B.

Analogue television

*Aerial group: B *Polarisation: horizontal Rouncefall_transmitter

References

External links

Info and pictures of Sudbury transmitter including historical power/frequency changes and present co-receivable transmitters.Entry at the Transmission Gallery
Transmitter sites in England {{UK-bcast-stub