Wikipedia
WDRV
WDRV (97.1 FM "The Drive") is a radio station in Chicago, IL. The station is owned by Hubbard Radio, and simulcasts on WWDV (96.9 FM). "The Drive" programs a broad-based classic rock format called "Timeless rock."
WDRV now broadcasts in HD digital radio, with its normal format located at 97.1 HD1, while it airs Deep Tracks" (deeper album cuts) on 97.1 HD2. The main WDRV feed also streams on the Internet at wdrv.com, but Internet streaming of the "Deep Tracks" feed was discontinued in October 2013, due to its popularity.
WDRV has studios located in the John Hancock Center, and its transmitter is located atop the Aon Center.