context: Postwar broadcast coverage was extended to Birmingham in 1949 with the opening of the Sutton Coldfield transmitting station, and by the mid-1950s most of the country was covered, transmitting a 405-line interlaced image on VHF.[original research?]
question: কোন সুবিধা বিবিসির সম্প্রচারকে বার্মিংহামে নিয়ে এসেছে?
answers: Sutton Coldfield transmitting station