tuning forks
Vibrating metal prongs
A tuning fork is a two-pronged metal instrument that produces a pure musical tone when struck.
Musicians use it to establish pitch for tuning instruments, and doctors use it to test hearing or vibration sense.
The fork vibrates at a fixed frequency, typically 440 Hz for the standard A note: She tapped the tuning fork and held it near her ear.
- hertzFrequency measurement unit
- frequencyRate of recurrence
- pitchFrequency of sound
- perfect pitchIdentifying tones without reference
- acousticsStudy of sound transmission
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