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A altered scale
Fretboard diagram
A altered scale — chords and intervals
The A altered scale is the ultimate dominant scale in jazz. On guitar, its notes are A, Bb, C, C#, D#, F, G. It contains every possible altered tension, making it sound extremely dissonant and complex. It is used by professional improvisers to create maximum tension over a dominant chord before a satisfying resolution. The diatonic chords of A altered are A diminished, Bb minor, C minor, C# augmented, D# major, F major, G diminished.
The A altered scale has the following degrees: 1 ♭2 ♯2 3 ♯4 ♭6 ♭7.
Intervals: H-W-H-W-W-W-W.
Diatonic chords: A diminished, Bb minor, C minor, C# augmented, D# major, F major, G diminished.
Use the interactive harmonizer above to explore triads, seventh chords, and chord variations for composing with the A altered scale on guitar.