Thomas TV on Digital Spy reports this afternoon hearing a message on Smooth Sussex 945 saying that they will be coming off AM at the end of this month
Checking their webpage showing AM frequencies which was updated September 4
it's now not listed there nor is 1323 Brighton so that must be closing soon as
well.
https://www.smoothradio.com/radio/how-to-listen/getting-started/
Mike/BDXC