On 1 February 2015, Ketev was a guest on CTM Festival 2015. Ketev has been played on NTS over 10 times, featured on 14 episodes and was first played on 22 June 2015.

Ketev is a ambient techno project by Berlin based sound artist and composer Yair Elazar Glotman. Phasing patterns from Reel-to-reel tape loops being manipulated by 4-Track cassette decks creating roaring textures above slow shifting rhythmic mantras. His music has been released as one of the many musical projects on Opal Tapes.