Ais is a black key, immediately next to A. It sounds at 466.16 Hz in octave 4.
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.
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 |
The most common chords built with Ais as the root.
Keys and scales that use Ais as their tonic.
Ais is a black key, immediately next to A.
Ais4 sounds at 466.16 Hz with A4 tuned to 440 Hz.
Ais can also be written as B. They are the same pitch spelled differently.