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WHAS-AM

WHAS
WHAS Logo.png
City Louisville, Kentucky
Broadcast area Louisville metropolitan area
Branding 840 WHAS
Slogan Louisville's News Radio
Frequency 840 kHz (AM)
(also on HD Radio)
First air date July 18, 1922
Format News/Talk
Power 50,000 Watts
Class A
Transmitter coordinates 38°15′40″N 85°25′43″W / 38.26111°N 85.42861°W / 38.26111; -85.42861
(main antenna)
38°15′40″N 85°25′37″W / 38.26111°N 85.42694°W / 38.26111; -85.42694 (auxiliary antenna)
Callsign meaning We Have A Signal (a backronym, as the call was randomly assigned by the FCC)
Affiliations
Owner iHeartMedia, Inc.
(CC Licenses, LLC)
Sister stations WTFX-FM, WQMF (FM), WAMZ (FM), WNRW (FM), WLGX (FM), WKRD (AM), WKJK (AM)
Webcast Listen Live (via iHeartRadio)
Website www.whas.com

WHAS, known by the on air branding as "News Radio 840 WHAS", is an AM radio station broadcasting in Louisville, Kentucky. It is a 50,000 Watt clear channel radio station assigned to frequency 840 kHz. With clear channel status, its nighttime signal can be heard in most of the continental U.S. and much of Canada, and even in other countries at times. The station's studios are located in the Louisville enclave of Watterson Park and the transmitter site is in Long Run in far east Jefferson County. WHAS is owned by iHeartMedia, Inc.

Its first broadcast was on July 18, 1922. It was originally assigned the frequency of 350 kHz.

On May 16, 1925, the first live broadcast of the Kentucky Derby was originated by WHAS and was also carried by WGN in Chicago. The call of the Derby featured an announcer who watched from the windows of one of the famous twin spires of Churchill Downs.

On May 15, 1932, WHAS changed from being an NBC affiliate and joined CBS. At that time, WHAS operated on 820 kHz with 10 KW power, but the output was soon increased to 25 KW as authorized by the Federal Radio Commission.

During the 1937 Flood the station aired 115,000 messages. On March 29, 1941 the station moved to its current frequency of 840 AM and made a clear-channel station, both as a result of the North American Regional Broadcasting Agreement, which relocated the 840 clear channel allocation to Louisville from Toronto, where it was used by CBL. On March 30, 1970 WHAS began 24-hour operation.


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