Samplephonics Sylenth Dark Techno Sylenth-AUDIOSTRiKE | 6 MB Sylenth Dark Techno is an extensive collection of dark techno presets for Sylenth synth. Produced in house by our resident tech head Charlie, this expertly crafted collection of dark evolving synth sounds has been painstakingly programmed, shaped and finely tuned in order to provide an extremely useful pallette of sounds and textures for anyone producing dark electronic music.