Key (instrument) Key (instrument) A key is a specific part of a musical instrument. The purpose and function of the part in question depends on the instrument. On instruments equipped with tuning machines, violins and guitars, for example, a key is part of a tuning machine. It is a worm gear with a key shaped end used to turn a cog, which, in turn, is attached to a post which winds the string. The key is used to make pitch adjustments to a string. With other instruments, zithers and drums, for example, a key is essentially a small wrench used to turn
Doli (musical instrument) doli is often combined with other regional instruments including the chonguri, the chiboni, the salamuri, the buzika and the duduki. Doli (musical instrument) The doli is played across Georgia in the Caucasus. The body consists of a hollow wooden cylinder covered with leather tightly attached to it with iron rings. It is played by palms and fingers, under or over the arm, while sitting or dancing. It is struck in the center to get the forte effect and at the edges to get a piano effect. The doli’s height and diameter of the body and head is about 3 to