Jug (instrument) Jug (instrument) The jug used as a musical instrument is an empty jug (usually made of glass or stoneware) played with buzzed lips to produce a trombone-like tone. The characteristic sound of the jug is low and hoarse, below the higher pitch of the fiddle, harmonica, and the other instruments in the band. With an embouchure like that used for a brass instrument, the musician holds the mouth of the jug about an inch from their mouth and emits a blast of sound, made by a buzzing of the lips, directly into it. The jug does not touch the musician's
Growling (wind instruments) consonance and dissonance effects produced. The technique of simultaneous playing a note and singing into an instrument is also known as horn chords or multiphonics. The most common and effective method of woodwind growling is to hum, sing, or even scream into the mouthpiece of the instrument. This method introduces interference within the instrument itself, breaking up the normal quality of sound waves produced. Furthermore, the vibration of the vocal note in the mouth and lips creates rustle noise in the instrument. The vocally produced note can be the same note (though this is believed to be less effective), a