Radio Controlled Signal Update
The annual maintenance shutdown of the MSF service to allow safe working on the masts and antennas will take place on 12 September 2019.
The service will be off-air from:
10:00 to 14:00 BST
If the weather is unsuitable for work to be carried out, then the service will not be turned off.
The MSF radio signal is a dedicated time broadcast that provides an accurate and reliable source of UK civil time, based on the NPL time scale UTC(NPL).