The Ais Note
Ais is a black key, immediately next to A. It sounds at 466.16 Hz in octave 4.
Ais on the piano
Key facts
- On the keyboard
- a black key, immediately next to A.
- Frequency (octave 4)
- 466.16 Hz
- MIDI number (octave 4)
- 70
- Also written as
- B
- In key signatures
- The 5 sharp in the order of sharps.
Ais and its enharmonic spellings
Ais can also be written as B. These are enharmonic equivalents: the same pitch, the same key on the piano, a different name on the page. Which spelling is correct depends on the key and on how the note functions, not on the sound.
Ais frequency in every octave
Frequencies for Ais in scientific pitch notation, with A4 tuned to 440 Hz.
| Note | MIDI | Frequency |
|---|---|---|
| Ais1 | 34 | 58.27 Hz |
| Ais2 | 46 | 116.54 Hz |
| Ais3 | 58 | 233.08 Hz |
| Ais4 | 70 | 466.16 Hz |
| Ais5 | 82 | 932.33 Hz |
| Ais6 | 94 | 1864.66 Hz |
| Ais7 | 106 | 3729.31 Hz |
Chords on Ais
The most common chords built with Ais as the root.
Scales starting on Ais
Keys and scales that use Ais as their tonic.
All notes
Ofte stillede spørgsmål
Where is Ais on the piano?
Ais is a black key, immediately next to A.
What frequency is Ais4?
Ais4 sounds at 466.16 Hz with A4 tuned to 440 Hz.
What is another name for Ais?
Ais can also be written as B. They are the same pitch spelled differently.
