Short answer: C#aug7 is a C# Augmented 7 chord containing the notes C♯, E♯, G♯♯, B. It has 4 inversions. Use the diagrams below to learn each voicing on the keyboard.
Also known as: C#+7, C#7♯5, C#7+5
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Notes: C♯, E♯, G♯♯, B
Notes: E♯, G♯♯, B, C♯
Notes: G♯♯, B, C♯, E♯
Notes: B, C♯, E♯, G♯♯
C#aug7 is a C# Augmented 7 chord. It contains the notes C♯, E♯, G♯♯, B. On piano, play these notes simultaneously to sound the chord.
To play C#aug7 on piano, press the keys C♯, E♯, G♯♯, B together. The root position uses these exact notes. There are 4 inversions available, each rearranging the same notes in a different order.
The C#aug7 chord contains the notes: C♯, E♯, G♯♯, B.
C#aug7 has 4 inversions. Each inversion rearranges the notes so a different note is at the bottom. The root position starts with the root note, the first inversion moves it to the top, and so on.
C#aug7 is also known as C#+7, C#7♯5, C#7+5. These are different notations for the same chord with the same notes: C♯, E♯, G♯♯, B.