In article , Pat Wallace wrote:
Returning again to the original topic of the thread, I can report
that the BBC have confirmed that "there was a problem with some of
the coders on Radio 3 but we believe that all is now fixed".

Ah. Useful. That seems to explain the problem at least partially.

I was wondering about the possibility of a temporary rate reduction
(as postulated by another poster). However, from listening to R3/DAB
at a time when I knew the bandwidth had been reduced, I concluded that
the fault seemed to have a bigger impact.

--
John Phillips