The E Note
E is a white key on the piano. It sounds at 329.63 Hz in octave 4.
E on the piano
Key facts
- On the keyboard
- a white key on the piano.
- Frequency (octave 4)
- 329.63 Hz
- MIDI number (octave 4)
- 64
- Also written as
- F♭
- In key signatures
- Never appears as an accidental in a key signature.
E and its enharmonic spellings
E can also be written as F♭. 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.
E frequency in every octave
Frequencies for E in scientific pitch notation, with A4 tuned to 440 Hz.
| Note | MIDI | Frequency |
|---|---|---|
| E1 | 28 | 41.2 Hz |
| E2 | 40 | 82.41 Hz |
| E3 | 52 | 164.81 Hz |
| E4 | 64 | 329.63 Hz |
| E5 | 76 | 659.26 Hz |
| E6 | 88 | 1318.51 Hz |
| E7 | 100 | 2637.02 Hz |
Chords on E
The most common chords built with E as the root.
Scales starting on E
Keys and scales that use E as their tonic.
All notes
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Where is E on the piano?
E is a white key on the piano.
What frequency is E4?
E4 sounds at 329.63 Hz with A4 tuned to 440 Hz.
What is another name for E?
E can also be written as F♭. They are the same pitch spelled differently.
