Musical note and frequency information
This frequency is 5 cents sharp from the exact frequency of C#3.
The exact frequency for C#3 in standard tuning (A4 = 440 Hz) is 138.59 Hz.
This is within 5 cents and would be considered in tune by most musicians.
Harmonics of 139 Hz
| # | FREQUENCY | NOTE | CENTS |
|---|---|---|---|
| 1 | 139.00 Hz | C#3 | +5 |
| 2 | 278.00 Hz | C#4 | +5 |
| 3 | 417.00 Hz | G#4 | +7 |
| 4 | 556.00 Hz | C#5 | +5 |
| 5 | 695.00 Hz | F5 | -9 |
| 6 | 834.00 Hz | G#5 | +7 |
| 7 | 973.00 Hz | B5 | -26 |
| 8 | 1112.00 Hz | C#6 | +5 |
Frequencies above 20 kHz are outside human hearing range
This is in the bass range. This is where fundamental frequencies of bass instruments reside.