The Piano's Structure and Composition

The piano was invented by Bartolomeo Cristofori inand as you move up the notes are composed of two
Florence, Italy during the early 1700s.and eventually threestrings, which are all pressed down
Since then, the piano has been submitted to manyby the hammer at the same time. The metal frame
changes. The piano is an instrument that haskeeps thestrings in tension. The strings are attached to
akeyboard and strings. The piano is similar to themetal spikes on the metal frame at one end, and
clavichord and the harpsichord, but still they alltheother end is attached to metal pieces called pins.
differfrom one another in the way they make sounds.You tune the piano by tightening or loosening thesepins.
In the clavichord, the strings are struck byThe soundboard enhances the vibration of the strings
tangentswhich always touch the string. In theby resonance.
harpsichord, strings are plucked by quills and the pianoThe keyboard is made up of white keys and black
hasstrings which are struck by hammers whichkeys. A regular piano usually has 88 keys,but this can
bounce back and allows the string to vibrate at will.vary. The keys on the piano use the lever-principle to
The word piano comes from Italian namefunction. When you press down onone of the keys on
gravicembalo col piano e forte, which is thethe keyboard, the rear part of the key rises and
originalnamely given to the instrument. This namecauses the escapement to pushthe hammers down,
traduces to harpsichord with soft and loud, whichbounce off the string, and return to its position. The
meansthe ability the piano has to produce notes atdamper rises so the stringscan vibrate at the same
different amplifications, depending how hard youtime the hammer touches the string.
pressthe keys.There are two types of pianos, whichThe piano usually has two pedals, but some can have
are the grand piano and the later invented uprightpiano.three. The pedal to the right is themain pedal used in
All pianos consist of four parts, which are the case, theplaying. This pedal is used to rise the damper and
tailpiece, the keyboard, and the pedals.extend the sound. The pedal onthe left is used to play
The case contains all the strings and the devices thatsofter.
produce the sound. Grand pianos havea horizontalNow a day there are hundreds of prestigious piano
case, while upright pianos have a vertical case. Thebrand names. Some which are
tailpiece is made up of the strings,the metal frame, andBosendorfer, Baldwin, Steinway, Boston, Kawai, Kimbal,
the soundboard. The strings are made of steel. ThePetrof and Yamaha. A Grand Piano has a pricerange
lower notes on the pianocontain one string per note,from about $10,000 to about $400,000.