Octaves clefs

Octave clefs are used to write music notes that will sound an octave lower or an octave higher.

- If the symbol 8 is below the clef, then all the music notes will sound one octave lower.
- If the symbol 8 is above the clef, then all the music notes will sound one octave higher.

Here are some example:

Octave treble clefs

Octave treble clefs

In this example, all C notes have the same pitch, they are the same sound with the use of octave clefs.

Below are more examples of octave treble clefs:


The example above sound exactly like:


But you can use the symbol 8va to do the same:


Octave bass clefs

Octave clef can be used for all clefs. Like for the treble clef, here is an example of octave bass clefs:

octave bass clef

In this example, all C notes have the same pitch, they are the same sound with the use of octave clefs.


External links to learn more about :

1 - https://www.dolmetsch.com/musictheory1.htm
2 - https://www.dolmetsch.com/musictheory14.htm
3 - https://en.wikipedia.org/wiki/Clef


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