F6 — 1396.91 Hz
F6 (MIDI 89) vibrates 1396.91 times per second at standard concert pitch. Play the reference tone below, or tune to it with the online tuner.
F6 at different reference pitches
| Reference (A4) | F6 frequency | Used for |
|---|---|---|
| 415 Hz | 1317.54 Hz | Baroque pitch |
| 432 Hz | 1371.51 Hz | “Verdi” pitch |
| 440 Hz | 1396.91 Hz | Standard concert pitch |
| 442 Hz | 1403.26 Hz | European orchestras |
| 444 Hz | 1409.61 Hz | European orchestras |
Physical properties
- Period: one cycle every 0.72 ms
- Wavelength in air: ≈ 24.6 cm (at 20 °C, 343 m/s)
- MIDI note number: 89
- Octave up: F7 = 2793.83 Hz · Octave down: 698.46 Hz