It first began FM broadcasting in 1991.
FM broadcasting was going to give the air waves back to the listeners.
Under these new call letters, the station began FM broadcasting in July 1972.
FM broadcasting began on 23 July 1977 in Madras, and was expanded during the 1990s.
He is an important figure in FM broadcasting of jazz and popular music of the 1920s and 1930s.
FM broadcasting using wider deviation can achieve even greater improvements.
In FM broadcasting - the only kind of radio transmission that attains high fidelity - the reach is limited to about 100 miles at most.
However, FM broadcasting did not become widespread even in North America until the 1960s.
After Radio 1's move to 24-hour FM broadcasting, the show's time slot was put back half an hour from 22:30 to 00:30.
FM broadcasting is expected to commence sometime in 2013.