G#2 — 103.83 Hz
G#2 (MIDI 44) vibrates 103.83 times per second at standard concert pitch. Play the reference tone below, or tune to it with the online tuner.
G#2 at different reference pitches
| Reference (A4) | G#2 frequency | Used for |
|---|---|---|
| 415 Hz | 97.93 Hz | Baroque pitch |
| 432 Hz | 101.94 Hz | “Verdi” pitch |
| 440 Hz | 103.83 Hz | Standard concert pitch |
| 442 Hz | 104.30 Hz | European orchestras |
| 444 Hz | 104.77 Hz | European orchestras |
Physical properties
- Period: one cycle every 9.63 ms
- Wavelength in air: ≈ 3.30 m (at 20 °C, 343 m/s)
- MIDI note number: 44
- Octave up: G#3 = 207.65 Hz · Octave down: 51.91 Hz