F3 — 174.61 Hz
F3 (MIDI 53) vibrates 174.61 times per second at standard concert pitch. Play the reference tone below, or tune to it with the online tuner.
F3 at different reference pitches
| Reference (A4) | F3 frequency | Used for |
|---|---|---|
| 415 Hz | 164.69 Hz | Baroque pitch |
| 432 Hz | 171.44 Hz | “Verdi” pitch |
| 440 Hz | 174.61 Hz | Standard concert pitch |
| 442 Hz | 175.41 Hz | European orchestras |
| 444 Hz | 176.20 Hz | European orchestras |
Physical properties
- Period: one cycle every 5.73 ms
- Wavelength in air: ≈ 1.96 m (at 20 °C, 343 m/s)
- MIDI note number: 53
- Octave up: F4 = 349.23 Hz · Octave down: 87.31 Hz