SADLY, your unnamed correspondent has got the wrong end of the stick and may have caused many of your readers unnecessary worry.

The BBC will not be transmitting any of their channels solely by means of the DVB-T2 standard. They are transmitting all of their channels by means of the DVB-T standard. So are all of the commercial broadcasters. The only thing that the DVB-T2 standard is being used for is to enable all of the broadcasters, and not just the BBC, to broadcast a very small fraction of their total output in high definition as well.

PAUL A MOORE Clementine Avenue Seaford East Sussex