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Tuning Fork – Definition
A tuning fork is a U-shaped metal instrument that produces a pure musical pitch when struck. It is commonly used as a reference pitch for tuning instruments and establishing a starting note for singers and musicians.
What is a Tuning Fork?
Most tuning forks are calibrated to concert pitch A (440 Hz). When struck, the metal prongs vibrate at a highly stable frequency. Placing the base of the tuning fork against a resonant surface helps amplify its sound.
Tuning forks have long been valued for their accuracy and reliability as a reference for musical tuning.
Why is a Tuning Fork useful for pianists?
Although electronic tuners and tuning apps are now widely used, tuning forks remain valuable for ear training and checking reference pitch. They help pianists develop pitch awareness and a better understanding of musical tuning.
Understanding reference pitch also provides useful insight into how acoustic pianos are tuned and maintained.