3. a harpsichord (Harpsichord) are musical instruments in the West. In Baroque disease. The fingers with the development tools category comes from musical instruments and guitar pin category. The sound occurs, the mechanism is used to relate the size and length of pull is sailohasueng different to get different frequencies to play musical instruments, use the keyboard (Keyboard) in order to create a mechanism to pull the cable by pressing on the key the player can select the keyboard, which is similar to playing the piano (Piano), but there are two identical keyboard organ (Organ), players can not adjust the volume by pressing the keyboard's weight, but other mechanisms can be used to help create the difference in sound quality (Acrustic Quality).
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