Timeline
- 1956: Granada Television weekdays & ABC Television (Associated British Corporation) weekends commence black and white television broadcasting prior to main mast construction.
- 1958: Fatal plane crash kills 35 people, 7 survive.
- 1962: BBC commence broadcasting.
- 1965: Main mast is completed, replacing the old 450' construction, which is removed.
- 1966: UHF transmissions start.
- 1968: ABC Television loses franchise; Granada Television commences broadcasting seven days a week.
- 1968: ITA (Independent Television Authority) build the single storey engineering building.
- 1969: ITV and BBC transmit in colour on UHF.
- 1970: Relaying service set up with Emley Moor mast.
- 1974: Local radio stations set up wire frame ILR transmitters on the hill.
- 1981: Channel 4 create additional engineering building.
- 1982: Additional ILR transmitter put into operation for further local radio. Channel 4 commences transmission.
- 1983: Channel 4 set up relay service.
- 1997: Channel 5 commences transmission
- 1998: Century FM radio starts broadcasting from the main mast (now Real Radio).
- 2009: Analogue TV signals were switched off in two phases on Wednesday 4 November 2009 (BBC Two Switched off) and 2 December 2009 (remaining analogue channels).
Read more about this topic: Winter Hill Transmitting Station