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
Experimental musical instrument generate a range of unusual sounds and tones. The human body becomes a part of the circuit and determines the range of sounds possible; different people will generate different sounds. The neola is a tenor stringed musical instrument invented in 1970 by Goronwy Bradley Davies, Llanbedr, Wales. Plastics and aluminium were used in the design and the invention was recognized in a British Patent (registered 16 August 1972) and a Design Council award. The name "Neola" was registered for the instrument. The invention is intended as a tenor, replacing an instrument in the viol family that has been surpassed by