🎵 Музыка
Калькулятор частоты ноты
Pick a note and octave to get its frequency, MIDI number, and wavelength.
Result will appear here
Формула
f = A4 × 2^((MIDI − 69) ÷ 12)
🎵 Музыка
Pick a note and octave to get its frequency, MIDI number, and wavelength.
Result will appear here
f = A4 × 2^((MIDI − 69) ÷ 12)