The NDR Elbphilharmonie Orchestra (German: NDR Elbphilharmonie Orchester) is a German radio orchestra. Affiliated with the Norddeutscher Rundfunk (NDR; North German Broadcasting), the orchestra is based at the Elbphilharmonie in Hamburg, Germany. Earlier the ensemble was called the NDR Symphony Orchestra (Sinfonieorchester des Norddeutschen Rundfunks), and was also known in English as the North German Radio Symphony Orchestra.