Midhurst transmitting station
Mast height | 117.7 metres (386 ft) |
---|---|
Coordinates | 51°01′02″N0°42′04″W/ 51.017222°N 0.701111°W |
Grid reference | SU912250 |
Built | 1972 |
BBC region | BBC South |
ITV region | ITV Meridian(South) |
TheMidhurst transmitting stationis a facility for bothanalogueanddigitalVHF/FMradioandUHFtelevisiontransmission,3.1 miles (5.0 km) northeast ofMidhurst,West Sussex,England. The station broadcasts to much of the northern half of West Sussex, and to small parts of Surrey and Hampshire. This includes towns such asHorsham,Midhurst,Haslemere,Godalming,Petersfield,Steyning,andBordon.
It includes a guyed steel lattice mast, and on top of this is the UHF television transmittingantenna,which brings the overall height of the structure to 117.7 metres (386 ft).
The transmission site is located at 51° 01' 2.0″ North, 0° 42' 4.0 "West[1](National Grid Reference: SU912250[2]).
The current mast has an average height of 307 metres above sea level. It is now owned and operated byArqiva,but was owned by theBBCbefore they privatised their transmission department prior to 1997.
Services listed by frequency[edit]
Analogue radio (FM VHF)[edit]
Frequency | kW | Service |
---|---|---|
106.6 MHz | 0.4 | Greatest Hits Radio West Sussex |
Digital radio (DAB)[edit]
Frequency | Block | kW | Operator |
---|---|---|---|
222.064 MHz | 11D | 1.0 | Digital One |
225.648 MHz | 12B | 6.3 | BBC National DAB |
Television[edit]
Analogue[edit]
1972 – 1983[edit]
Frequency | UHF | kW | Service |
---|---|---|---|
743.25MHz | 55 | 100 | BBC2 South |
767.25MHz | 58 | 100 | Southern(TVS from Jan 1982) |
791.25MHz | 61 | 100 | BBC1 South |
1983 – 31 December 1992[edit]
Frequency | UHF | kW | Service |
---|---|---|---|
743.25MHz | 55 | 100 | BBC2 South |
767.25MHz | 58 | 100 | TVS |
791.25MHz | 61 | 100 | BBC1 South |
847.25MHz | 68 | 100 | Channel 4 |
1 January 1993 – 14 November 1998[edit]
Frequency | UHF | kW | Service |
---|---|---|---|
743.25MHz | 55 | 100 | BBC2 South |
767.25MHz | 58 | 100 | Meridian |
791.25MHz | 61 | 100 | BBC1 South |
847.25MHz | 68 | 100 | Channel 4 |
Analogue and digital[edit]
15 November 1998 – 28 February 2012[edit]
Digital terrestrial television was first transmitted from the Midhurst mast from 15 November 1998 using the frequency gaps between the analogue TV broadcasts. To limit interference to the analogue transmissions, power output on the digital multiplexes was low.
Frequency | UHF | kW | Operator | System |
---|---|---|---|---|
743.25MHz | 55 | 100 | BBC2 South | PAL System I |
754.166MHz | 56+ | 2 | BBC(Mux 1) | DVB-T |
767.25MHz | 58 | 100 | Meridian | PAL System I |
778.166MHz | 59+ | 2 | BBC (Mux B) | DVB-T |
786.000MHz | 60 | 1 | Arqiva(Mux D) | DVB-T |
791.25MHz | 61 | 100 | BBC1 South | PAL System I |
802.166MHz | 62+ | 2 | SDN(Mux A) | DVB-T |
817.833MHz | 64- | 1 | Arqiva (Mux C) | DVB-T |
826.166MHz | 65+ | 2 | Digital 3&4(Mux 2) | DVB-T |
847.25MHz | 68 | 100 | Channel 4 | PAL System I |
29 February 2012 to 13 March 2012[edit]
On 29 February 2012, Midhurst started DSO with analogue BBC2 ceasing transmission on UHF 55 and Mux 1 closed on UHF 56.[3]The new BBC A multiplex started on UHF 55 from the start.
Frequency | UHF | kW | Operator | System |
---|---|---|---|---|
746.000MHz | 55 | 20 | BBCA | DVB-T |
767.25MHz | 58 | 100 | Meridian | PAL System I |
778.166MHz | 59+ | 2 | BBC (Mux B) | DVB-T |
786.000MHz | 60 | 1 | Arqiva(Mux D) | DVB-T |
791.25MHz | 61 | 100 | BBC1 South | PAL System I |
802.166MHz | 62+ | 2 | SDN(Mux A) | DVB-T |
817.833MHz | 64- | 1 | Arqiva (Mux C) | DVB-T |
826.166MHz | 65+ | 2 | Digital 3&4(Mux 2) | DVB-T |
847.25MHz | 68 | 100 | Channel 4 | PAL System I |
Digital[edit]
14 March 2012 to 2 October 2012[edit]
Following the completion of analogue TV shutdown on 14 March 2012,[4]Midhurst frequency allocation was.
Frequency | UHF | kW | Operator | System |
---|---|---|---|---|
706.000MHz | 50 | 10(1 kW untul 25 April 2012) | ArqivaB | DVB-T |
746.000MHz | 55 | 20 | BBCA | DVB-T |
770.000MHz | 58 | 20 | BBC B | DVB-T2 |
778.000MHz | 59 | 10 | Arqiva A | DVB-T |
794.000MHz | 61 | 20 | Digital 3&4 | DVB-T |
802.000MHz | 62 | 10 | SDN | DVB-T |
3 October 2012 to 20 March 2018[edit]
Due to the clearance of the 800 MHz band, Digital 3&4 was moved from UHF 61 to UHF 56 and SDN from UHF 62 to UHF 54.[5]
Frequency | UHF | kW | Operator | System |
---|---|---|---|---|
706.000MHz | 50 | 10 | ArqivaB | DVB-T |
738.000MHz | 54 | 10 | SDN | DVB-T |
746.000MHz | 55 | 20 | BBCA | DVB-T |
754.000MHz | 56 | 20 | Digital 3&4 | DVB-T |
770.000MHz | 58 | 20 | BBC B | DVB-T2 |
778.000MHz | 59 | 10 | Arqiva A | DVB-T |
21 March 2018 to 15 October 2019[edit]
Due to the clearance of the 700 MHz band,[6]SDN was moved from UHF 54 to UHF 29, this allowed Digital 3&4 to move from UHF 56 to UHF 54 (this was a "Transitional" frequency for 700MHZ clearance purposes), BBC A from UHF 55 to UHF 48 and Arqiva B from UHF 50 to UHF 33.
Frequency | UHF | kW | Operator | System |
---|---|---|---|---|
538.000MHz | 29 | 10 | SDN | DVB-T |
570.000MHz | 33 | 10 | ArqivaB | DVB-T |
690.000MHz | 48 | 20 | BBCA | DVB-T |
738.000MHz | 54 | 20 | Digital 3&4 | DVB-T |
770.000MHz | 58 | 20 | BBC B | DVB-T2 |
778.000MHz | 59 | 10 | Arqiva A | DVB-T |
16 October 2019 to present[edit]
Midhurst completed 700 MHz clearance on 16 October 2019 when the following frequencies came into use.[7]
Frequency | UHF | kW | Operator | System |
---|---|---|---|---|
538.000MHz | 29 | 10 | SDN | DVB-T |
570.000MHz | 33 | 10 | ArqivaB | DVB-T |
578.000MHz | 34 | 10 | Arqiva A | DVB-T |
586.000MHz | 35 | 20 | Digital 3&4 | DVB-T |
594.000MHz | 36 | 20 | BBC B | DVB-T2 |
690.000MHz | 48 | 20 | BBC A | DVB-T |
See also[edit]
- List of masts
- List of tallest structures in the United Kingdom
- List of radio stations in the United Kingdom
References[edit]
- ^"Flash Earth".Retrieved22 February2012.
- ^"BBC - TV Transmitters".Retrieved22 February2012.
- ^"Digital UK - Midhurst".Archived fromthe originalon 10 May 2012.Retrieved22 February2012.
- ^"West Sussex's Midhurst transmitter gets ready for final stage of the Digital Switchover".a516digital.Retrieved26 November2019.
- ^"West Sussex: Countdown to the first 4G clearance retune".a516digital.Retrieved26 November2019.
- ^"Freeview changes - Southern England - 21st March 2018".a516digital.Retrieved26 November2019.
- ^"Freeview signal changes reach SE England".rxtvlog.Retrieved26 November2019.