Hidden Frequency, born Kimmo Koivula (28 April 1983), in Helsinki, Finland, is a DIY musician. He started producing electronic music at the age of 15 and has released numerous demos using different artist names. He adopted the name Hidden Frequency in 2012 and has since released one studio album Imaginary Time (2013).

Hidden Frequency's genre-blending songs are fusion of electronica, idm, downtempo, chillout, ambient, drum n bass, post-rock and experimental music. He uses analog synths and electric guitars frequently in his songs.

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