The permit was granted by the Federal Communications Commission (FCC) in March 1960 for a new daytime-only AM station, assigned the call letters KRDP.
Walter J. Kraus was the president and owner of Oregon Coast Broadcasters and Gless Connoy was the station's general manager.
[7] Brothers Steve and Jerome Kenagy's and J. Westley Morgan of Communications Broadcasting, Inc. were granted transfer of control on February 11, 1972.
[10] KDUN began broadcasting at the lower frequency and higher power in February 1998 and received a license to cover the upgrades on April 18, 1998.
[11] In April 1982, the Kenagy brothers applied to the FCC to transfer ownership of KDUN Radio, Inc., to their now-larger software company, Custom Business System, Inc.
[14] After a quarter-century of continuous corporate ownership, KDUN Radio, Inc., reached an agreement in June 1997 to sell the station to Shae Partners, LLC.
[1] In July 1999, Shae Partners, LLC, reached an agreement to sell the station to the F & L Broadcast Development Corporation for $200,000.
[20] KLLU began broadcasting at the higher power in March 2001 and the station received its license to cover the changes on June 18, 2001.
[22] KDUN went temporarily silent on November 27, 2007, when the station's owners were unable to pay their electricity bill due to "financial problems with its operations".
On May 3, 2021, Big Shoes Productions, a company owned by station alumnus and nationally-syndicated personality Delilah Rene, acquired KDUN from Post Rock Communications.
[27] A Reedsport native, Rene had originally worked at KDUN in the 1970s as her first job in radio,[28] and saw the purchase as an opportunity to "give back to the community where I grew up".
Those jingles were created for the “RKO” Radio Stations, KJR Los Angeles, KFRC San Francisco.
Other West Coast Stations that used those jingles include KYJC Medford, OR, KYNG Coos Bay, OR, KGW Portland, OR and KING Seattle.
KDUN streams on five services including I-Heart Radio Aop, Alexis, Tune In, Streama and Audacy.
[30] In 1975, KDUN's owners were frustrated by the volume of paperwork then required for scheduling advertising, billing advertisers, and producing each day's commercial lineup, they purchased a Wang Laboratories minicomputer and, along with engineer Wes Lockard, invented software to handle these traffic and billing tasks.