I sing in overtone. Overtone singing is a vocal technique for producing a vocal timbre characterized by two notes of different frequencies. My first voice is a root G, my second is a whistle. more information on this song: en.wikipedia.org/wiki/Overtone_singing. UCS Category: VOXSing. Duration: 00:15.
Cinema projector (35mm Kinoton, FP30) vacuum fan: Getting Started with the projector and the lamp, and roullage off the projector and lamp (Sound: Behind projector). Can be synchronized with the sound n ° 0067. UCS Category: COMAv. Duration: 01:13.