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peasy / css

All Tools Guides 48 Glossary 44 File Formats 131 Use Cases 302 API

Note Frequency Chart

Free Browser-only No sign-up

Input

chars words sentences lines

Second Input

Options

Octave Range

Concert Pitch (A4)

Results

Result

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.