NTS regular Arp has been hosting a show since 6 June 2016. Arp has been played over 10 times on NTS, first on 2 February 2017. Arp's music has been featured on 13 episodes.

His selections showcase a freeform approach to genre, and an inclination towards the expansive — Sound Library, Kosmische, International Psychedelia, Spiritual Jazz, and Cosmic Disco. His predilection is for leftfield styles and smiles of all kinds.

As an artist, he has released music, as a solo artist and collaborator, with labels such as RVNG Intl, Beats In Space, Emotional Response, Mexican Summer, Smalltown Supersound, Type, and Opal Tapes and has been presented...