BBC Radio 1Xtra (also known as 1Xtra) is a digital British contemporary black music station from the BBC. The station was launched at 6pm on August 16, 2002. It was called "Network X" during the planning period. It is the complement station to Radio 1 and is broadcast from the same building as Radio 1 - Yalding House in central London. This is part of the BBC's massive Broadcasting House complex of radio studios and other offices.