A chord on guitar

A is the A major chord, made of the notes A C# E. Most guitarists play it as X 0 2 2 2 0, an open chord. Below are all 6 ways to hold A on the guitar, from the lowest on the neck to the highest, and the same chord in Drop D and DADGAD. The TabTunix app plays each one. Check out our full chord library.

Show

1fr123
A

X 0 2 2 2 0

Notes

Degrees: R 3 5. Notes: A C# E.

Tuning

Inversions

Voicings

How to play A

The shape most players use is X 0 2 2 2 0, from the lowest string to the highest. Hold it like this:

  1. Put your index finger on the D string at fret 2.
  2. Put your middle finger on the G string at fret 2.
  3. Put your ring finger on the B string at fret 2.
  4. Let the A and high E strings ring open.
  5. Do not play the low E string.
1fr123
A
X 0 2 2 2 0

6 ways to play A

Every shape the chord library holds for A in standard tuning, from low on the neck to high. In each one A is the lowest note; they differ in where your hand sits and in which strings ring.

More shapes, for every chord: all guitar chords.

  • 1fr123
    A
    X 0 2 2 2 0
    open shape
  • 2fr324
    A
    5 4 2 2 2 5
    barre at fret 2
  • 5fr342
    A
    5 7 7 6 5 5
    barre at fret 5
  • 7fr1243
    A
    X X 7 9 10 9
    closed shape at fret 7
  • 9fr432
    A
    X 12 11 9 10 9
    barre at fret 9
  • 12fr234
    A
    X 12 14 14 14 12
    barre at fret 12

The notes in A

R35
AC#E

A major chord is the root, the major third and the fifth: R 3 5.

Put another of its notes in the bass and A becomes an inversion, written with a slash: A/C# and A/E. Below, the first shape of each.

  • 2fr34
    A/C#
    X 4 2 2 2 5
  • 1fr123
    A/E
    0 0 2 2 2 0

Keys and progressions with A

A is one of the chords of these keys, with its number in each. The chords of a key are the chords built on the notes of its scale.

  • V in D major
  • IV in E major
  • I in A major
  • bVI in C# minor
  • bIII in F# minor
  • bVII in B minor

It stands in these chord progressions of the app, in the key each opens in:

  • I–IV–V–IV in A major: A, D, E
  • Pachelbel's Canon in D major: D, A, Bm, F#m, G
  • Lydian Vamp in G major: G, A

A in Drop D, Drop C, Drop B and DADGAD

  • In Drop D you hold A as in Standard: X 0 2 2 2 0.
  • In Drop C, A is X 2 4 4 4 2, where Standard has X 0 2 2 2 0.
  • In Drop B, A is X 3 2 0 1 0, where Standard has X 0 2 2 2 0.
  • In DADGAD, A is X 0 2 2 4 2, where Standard has X 0 2 2 2 0.

More on each tuning: Drop D, Drop C, Drop B and DADGAD, all under guitar tunings.

  • 1fr123
    A in Drop D
    X 0 2 2 2 0
  • 1fr234
    A in Drop C
    X 2 4 4 4 2
  • 1fr321
    A in Drop B
    X 3 2 0 1 0
  • 1fr3
    A in DADGAD
    X 0 2 2 4 2

Get the change up to tempo

A chord is yours when you can change to it in time. In TabTunix, put A and the chord before it into a chord-change exercise, set a target tempo, and play the change to a click that counts you through it. Rate each take, and the app keeps your best tempo, so you see it climb.

More on how to change chords faster.

Questions about A

A, C# and E. As degrees they are R 3 5: the root, the major third and the fifth.