The U of M's radio studio, circa 1915.
Roots of Radio K
- September 28, 2012 - 3:17 PM
1912: Prof. F.W. Springer begins experimenting with radio transmissions.
1915: U of M football games are first aired -- in Morse code.
1920: "Radiotelephone" broadcasts begin, including farm reports, weather forecasts and concerts.
1922: University receives the state's first radio broadcasting license. Educational material is the main focus through the 1940s.
1945: The station's call letters are changed from WLB to KUOM.
1946: A polio epidemic that closed schools leads to the creation of the Minnesota School of the Air, aimed at homebound children.
1948: A second station, student-run WMMR, is founded. It focuses on music, sports and news.
1960s: Garrison Keillor gets his start, broadcasting classical music on WMMR, then going to work at KUOM.
1970: WMMR becomes an important source of news on antiwar protests and student strikes.
1980s: WMMR becomes first a Top 40 station, then college/alternative. KUOM, meanwhile, taps faculty for call-in shows on current events, the arts and practical topics such as gardening.
1993: The two stations merge and Radio K is born. A website, RadioK.org, follows a year later.
2009: Long limited to daytime hours and the AM dial, the station goes live 24 hours a day via FM.
© 2015 Star Tribune