The Des Note
Des is a black key, immediately next to D. It sounds at 277.18 Hz in octave 4.
Des on the piano
Key facts
- On the keyboard
- a black key, immediately next to D.
- Frequency (octave 4)
- 277.18 Hz
- MIDI number (octave 4)
- 61
- Also written as
- Cis
- In key signatures
- The 4 flat in the order of flats.
Des and its enharmonic spellings
Des can also be written as Cis. 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.
Des frequency in every octave
Frequencies for Des in scientific pitch notation, with A4 tuned to 440 Hz.
| Note | MIDI | Frequency |
|---|---|---|
| Des1 | 25 | 34.65 Hz |
| Des2 | 37 | 69.3 Hz |
| Des3 | 49 | 138.59 Hz |
| Des4 | 61 | 277.18 Hz |
| Des5 | 73 | 554.37 Hz |
| Des6 | 85 | 1108.73 Hz |
| Des7 | 97 | 2217.46 Hz |
Chords on Des
The most common chords built with Des as the root.
Scales starting on Des
Keys and scales that use Des as their tonic.
All notes
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Where is Des on the piano?
Des is a black key, immediately next to D.
What frequency is Des4?
Des4 sounds at 277.18 Hz with A4 tuned to 440 Hz.
What is another name for Des?
Des can also be written as Cis. They are the same pitch spelled differently.
