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Note Frequency Chart
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About Note Frequency Chart
Complete chromatic scale reference chart with frequencies, MIDI numbers, and wavelengths from C0 to B8.
How It Works
Generate a chromatic scale chart. Select octave range and concert pitch. Shows frequency, MIDI number, and wavelength for each note.
Frequently Asked Questions
MIDI note range?
Notes 0-127, spanning C-1 (8.18 Hz) to G9 (12,544 Hz). Piano covers MIDI 21-108.
What is A432 tuning?
Tunes A4 to 432 Hz instead of 440. All notes shift proportionally. Some prefer its warmer sound.