Musical instrument the violin, viola, baryton, and various lutes dominated popular music. Beginning in around 1750, however, the lute disappeared from musical compositions in favor of the rising popularity of the guitar. As the prevalence of string orchestras rose, wind instruments such as the flute, oboe, and bassoon were readmitted to counteract the monotony of hearing only strings. In the mid-seventeenth century, what was known as a hunter's horn underwent transformation into an "art instrument" consisting of a lengthened tube, a narrower bore, a wider bell, and much wider range. The details of this transformation are unclear, but the modern horn or,
Triangle (musical instrument) Triangle (musical instrument) The triangle is an idiophone type of musical instrument in the percussion family. It is a bar of metal, usually steel but sometimes other metals such as beryllium copper, bent into a triangle shape. The instrument is usually held by a loop of some form of thread or wire at the top curve. "It is theoretically an instrument of indefinite pitch, for its fundamental pitch is obscured by its nonharmonic overtones." Triangle has a prestigious history. The triangle in its ancient form had rings strung to the lower bar. Yet the first mention we find of a