Fortepiano - Wikipedia

: Unlike the harpsichord , which plucks strings, the fortepiano uses leather-covered hammers to strike them. This allows the player to vary the volume based on the force of their touch.

The fortepiano was the primary keyboard instrument for major composers of the Classical era , including Joseph Haydn , Wolfgang Amadeus Mozart , and early Ludwig van Beethoven . Fortepiano Wikipedia

: Typically had a range of about five octaves, compared to the modern standard of seven and a third octaves. Historical Significance : Unlike the harpsichord , which plucks strings,

: Early models were lightweight with thin strings and small hammers, often weighing about one-sixth of a modern Steinway . : Typically had a range of about five

: Derived from the Italian words for "loud" ( forte ) and "soft" ( piano ), reflecting its unique dynamic range.