Sackbut used as a clash until the Renaissance, when it became consonant in compositions, which went hand-in-hand with the widespread use of meantone temperament. During the 17th century, Well temperament began to become more and more popular as the range of keys increased. Temperament affects the colour of a composition, and therefore modern performances, typically employing equal temperament, may not be true representations of the composers' intentions. These old tunings are the result of the natural harmonic series of a brass instrument such as the sackbut. As the bell is smaller than a modern trombone, the harmonic series is closer to
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