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Guitar · scales and modes

A altered scale on guitar

A altered has 7 notes: A, B♭, C, C♯, E♭, F, G. Also called super Locrian. Mode 7 of melodic minor; the default scale over altered dominant chords.

A altered: notes, degrees and the semitones to the next note
NoteAB♭CC♯E♭FG
Degree1♭2♭33♭5♭6♭7
Step1212222

A altered on the whole neck

Every A altered note from the open strings to fret 15, in standard E tuning (E A D G B E), by name; by degree under "Show more".

A altered scale, note names, frets 0 to 15F2G2A2Bb2C3C#3Eb3F3G3A2Bb2C3C#3Eb3F3G3A3Bb3C4Eb3F3G3A3Bb3C4C#4Eb4F4G3A3Bb3C4C#4Eb4F4G4A4Bb4C4C#4Eb4F4G4A4Bb4C5C#5F4G4A4Bb4C5C#5Eb5F5G56E25A24D33G32B31E40123456789101112131415
  • A altered
Note names
Show 1 more neck: by degreeShow less
A altered scale, degrees, frets 0 to 15b6b71b2b33b5b6b71b2b33b5b6b71b2b3b5b6b71b2b33b5b6b71b2b33b5b6b71b2b33b5b6b71b2b33b6b71b2b33b5b6b76E25A24D33G32B31E40123456789101112131415
  • A altered
Degrees

A altered in 5 positions

The neck split into the hand positions Practice Lab practices, one for each place a A falls on a string, with the notes its scale run fingers there.

A altered, position 1, frets 0 to 4b6b71b2b3b5b6b71b2b33b5b6b76E25A24D33G32B31E401234
    Position 1: frets 0–4, 15 notes
    A altered, position 2, frets 2 to 6b71b2b33b5b6b71b2b33b5b6b71b26E25A24D33G32B31E423456
      Position 2: frets 2–6, 17 notes
      A altered, position 3, frets 5 to 81b2b3b5b6b71b2b33b5b6b71b2b36E25A24D33G32B31E456789
        Position 3: frets 5–8, 16 notes
        Show 2 more positionsShow less
        A altered, position 4, frets 7 to 11b33b5b6b71b2b3b5b6b71b2b33b56E25A24D33G32B31E47891011
          Position 4: frets 7–11, 16 notes
          A altered, position 5, frets 10 to 14b5b6b71b2b33b5b6b71b2b3b5b66E25A24D33G32B31E41011121314
            Position 5: frets 10–14, 15 notes

            Triads in A altered

            DegreeChordPages
            1AdimA diminished arpeggio
            1AaugA augmented arpeggio
            ♭2B♭mB♭ minor arpeggio
            ♭3CmC minor arpeggio
            3C♯augD♭ augmented arpeggio
            ♭5E♭E♭ major arpeggio
            ♭6FF major arpeggio
            ♭6FaugF augmented arpeggio
            ♭7GdimG diminished arpeggio

            Seventh chords in A altered

            DegreeChordPages
            1Am7♭5Am7♭5 arpeggio · Am7♭5 drop 2 · Am7♭5 drop 3 · Am7♭5 drop 2 and 4
            1A–
            1A–
            ♭2B♭m(maj7)B♭m(maj7) arpeggio
            ♭3Cm7Cm7 arpeggio · Cm7 drop 2 · Cm7 drop 3 · Cm7 drop 2 and 4
            3C♯–
            ♭5E♭7E♭7 arpeggio · E♭7 drop 2 · E♭7 drop 3 · E♭7 drop 2 and 4
            ♭5E♭–
            ♭6F7F7 arpeggio · F7 drop 2 · F7 drop 3 · F7 drop 2 and 4
            ♭6F–
            ♭7Gm7♭5Gm7♭5 arpeggio · Gm7♭5 drop 2 · Gm7♭5 drop 3 · Gm7♭5 drop 2 and 4

            Same notes, other names

            These scales use exactly the notes of A altered, starting from another root.

            Altered in every key

            Practice it in Practice Lab

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