One of radio’s most memorable sonic logos of all time has new life. TM Studios unveiled a new jingle package for Cumulus Media’s 94.7 WLS-AM, revitalizing the Chicagoland station’s iconic 5-note ...

For a century, it has served the Midwest with one of the station’s biggest AM radio signals. From the 1960s through the mid-1980s, it was one of the world’s most-listened-to Top 40 radio stations.