Wikipedia
WVAZ
WVAZ (102.7 mHz, "V103") is an urban adult contemporary radio station serving the Chicago region. Licensed to Oak Park, WVAZ is owned by iHeartMedia, Inc. (formerly Clear Channel Communications until September 2014), alongside sister stations WGCI-FM and WGRB-AM.
In 2005, WVAZ began broadcasting in IBOC digital radio, using the HD Radio system from iBiquity.
WVAZ has studios located at the Illinois Center complex on Michigan Avenue in Downtown Chicago, and it broadcasts from a 6 kw transmitter based atop John Hancock Center.