Linwood is a native Philadelphian and got his first taste of Gospel music as a teenager, while singing with the Savoy Singers. He began broadcasting in 1965 on WDAS in Philly. He was trained and mentored by the legendary Louise Williams. He left broadcasting in 1970 and found a church home, the New Gethsemane Baptist Church in South Philadelphia. There he organized the Youth Community Choir and organized the Willing Workers. In 1972 he was asked to co-host a black Gospel TV Show “Deep River” on Channel 29. This hour long show featured local artists and ministers.
In 1982 he was persuaded to return to radio by Basil Callamore who started a daily show, Gospel Highway on WYIS, Linwood came on board in the mornings. In 1989, the Pennsylvania Historical Society presented him with the Martin Luther Medal of Freedom, for his program Great Moments in Gospel. For several years Linwood has given lectures at colleges and universities on the history of Gospel Music.
In May 2001, Emmy Award Producers, Jim Brown and Sam Pollard included Linwood in their 4 part series American Roots Music. The documentary was aired nationwide on PBS. He still conducts in depth interviews with pioneer and current artists and is an aid record collector with thousands of recordings dating back to the 20’s.