Harmonic 33 has been played on NTS in shows including You'll Soon Know w/ Tim Parker, featured first on 1 January 2013. Songs played include Stronger Than Me (Harmonic 33 Remix), Long Shadow and Where Have They Gone.

Consisting of Mark Pritchard and Dave Brinkworth, Harmonic 33 creates instrumental hip-hop and sci/fi soundtrack style library music. Pritchard and Brinkworth also make up the drum-n-bass duo, Use of Weapons.