KDSN-FM is a commercial radio station

Radio station

Radio broadcasting is a one-way wireless transmission over radio waves intended to reach a wide audience. Stations can be linked in radio networks to broadcast a common radio format, either in broadcast syndication or simulcast or both...

 that serves the Denison, Iowa

Denison, Iowa

Denison is a city in Crawford County, Iowa, United States, along the Boyer River. The population was 7,339 at the 2000 census. It is the county seat of Crawford County.-Geography:Denison is located at ....

 area. The station broadcasts an Adult Contemporary format. KDSN-FM is licensed to M & J Radio Corporation which is owned by Michael Dudding and Phyllis Rohlin.

According to the KDSN website, the FM station began broadcasting in 1968.

The transmitter and broadcast tower are located on the northeast side of Denison. According to the Antenna Structure Registration database, the tower is 74 m (243 ft) tall with the FM broadcast antenna mounted at the 72 m (236 ft) level. The calculated Height Above Average Terrain

Height above average terrain

Height above average terrain is used extensively in FM radio and television, as it is actually much more important than effective radiated power in determining the range of broadcasts...

is 92 m (302 ft). The FM antenna array is a FML-2E-HW manufactured by ERI.