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Piano note

F5 698.46 Hz

F5 is piano key 57 of 88, MIDI 77, at 698.46 Hz. It sits in the upper middle, bright on piano and comfortable for many soprano lines.

  • Key 57 of 88
  • MIDI 77
  • +8 semitones from A4

F5

Frequency, piano key and harmonics

F5 is piano key 57 of 88, MIDI 77, at 698.46 Hz. It sits in the upper middle, bright on piano and comfortable for many soprano lines.

Frequency698.46 HzA4 = 440
MIDI77
Piano key57 of 88
From A4+8 st
Period1.432 ms
Wavelength49.1 cm343 m/s
HarmonicFrequencyNearest equal-tempered note
1 · fundamental698.46 HzF5 (+0 ¢)
2×1396.91 HzF6 (+0 ¢)
3×2095.37 HzC7 (+2 ¢)
4×2793.83 HzF7 (+0 ¢)
5×3492.28 HzA7 (−14 ¢)
6×4190.74 HzC8 (+2 ¢)

Piano playback uses a recorded piano sample. The sine button is the exact equal-tempered frequency. Neighbors: E5 and F♯5. Arbitrary pitches and alternate A4 tunings belong on the calculator.

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Explore the cluster

E5 One semitone down. Lower neighbor → F♯5 One semitone up. Upper neighbor → Note calculator Retune A4 or type any frequency. Open calculator →

FAQ

F5 questions

What frequency is F5?

698.46 Hz when A4 is 440 Hz. Change the reference on the note calculator if you need another tuning. This page does not change.

What MIDI note is F5?

MIDI 77. Piano key 57, counting A0 as key 1 and C8 as key 88.

How loud should I listen?

Keep the tone at a conversation level. These pages can generate steady tones and noise, which fatigue your ears faster than music. If anything rings or feels uncomfortable, stop and turn the volume down.