Bell (instrument)
Bell is a simple form of instrument. It is a percussion instrument and a body-language instrument. Bell as a species has a very long history and is distributed all over the world. The species that came to China's peninsula are the same species. In China, evil has been done as a species already coordinated in the 1000th anniversary of the BCE. The Chinese paper influenced the European bell can be thought enough. In Europe, it was used in the church from around 6th century, and from the 13th century the present tulip type was used. The most developed of these is the carillon with a set of several bells. Modern ones have 30-50 belles tuned in chromaticity, and their soundness reaches 3-4 octaves. To write this effect on the orchestra, the high pressure is tubular bell, or chisel. Normally, 18 metal tubes are attached to the bottom of the frame and the top is hit with a hammer. The tube closes the top and the bottom is open. Pitch and sound quality vary in length, diameter, and thickness.