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Raw Materials. Pipe organs are primarily made of wood and metal. Wood used to make parts of the organ which are not visible, such as the action, may be made of plywood or soft woods such as poplar. Visible wooden parts, such as the console, are made from hard, decorative woods, such as mahogany or oak.
The most common of these are the piano, organ, and various electronic keyboards, including synthesizers. Other keyboard instruments include celestas, which are struck idiophones operated by a keyboard, and carillons, which are usually housed in bell towers or belfries of churches or municipal buildings.he earliest keyboard instruments include the pipe organ, hurdy-gurdy, clavichord, and harpsichord. The organ is the oldest of these, appearing in the third century BCâthough this early instrument, called hydraulis, did not use a keyboard in the modern sense.