Historic RCA Studio B logo on a seafoam green tee. Brand New with Tags 100% cotton RCA Studio B was a music recording studio built in 1956 in Nashville, Tennessee by RCA Victor. Originally known simply as "RCA Studios," Studio B, along with the larger and later RCA Studio A became known in the 1960s for being an essential factor to the development of the musical production style and sound engineering technique known as the Nashville Sound. In the two decades the studio was in operation, RCA Studio B produced 60 percent of the Billboard magazine's Country chart hits. The studio closed in 1977. The studio is located centrally in the Nashville's historic Music Row district. Since 1992 the studio has been under the ownership of the Country Music Hall of Fame, which offers scheduled tours of the facilities.