PERSON@1 is best known by name as a music historian and disc jockey , most notably as host of the weekly ORGANIZATION@1 NUMBER@1 radio program from NUMBER@2 to NUMBER@3 , and again from March NUMBER@4 until January NUMBER@5 , NUMBER@6 , when PERSON@2 succeeded him .

He was the host of the weekly ORGANIZATION@1 NUMBER@1 radio show from NUMBER@2 to NUMBER@3 , and again from March NUMBER@4 until January NUMBER@5 , NUMBER@6 .
