Concert Grand Piano

88-key acoustic stringed percussion instrument with horizontal soundboard spanning over 7 octaves.

Core Principles & Analysis

• Invented around 1700 by Bartolomeo Cristofori as a harpsichord that could play soft and loud.
• Over 230 strings exert about 20 tons of tension on the cast-iron frame of a modern grand.
• Its 88 keys span more than seven octaves, the widest range of standard acoustic instruments.

Specifications & Metrics

• FAMILY: Keyboard / Percussion
• RANGE: A0 – C8 (27.5 Hz – 4,186 Hz)