How to play A#7sus4: a dominant 7th suspended built on A#, with 1 voicing, the notes, the keys it belongs to, and songs that use it.
The first diagram is a common voicing: played at the first few frets. An X above a string means don't play it; an O means play it open.
Frets from the low E string to the high E string: x 1 1 1 4 4 (x = not played).
| Note | A# | D# | G# |
|---|---|---|---|
| Interval | R | 4 | b7 |
A#7sus4 is a dominant 7th suspended with A# as its root. The full theoretical spelling is A#, D#, E#, G#. This voicing omits the 5th, the tone guitarists drop first when fitting a chord onto six strings.
A#7sus4 is a diatonic chord (built from the key's own notes) in 4 major keys and 4 minor keys. The roman numeral is the chord's place in that key; tap a key for all of its chords.
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A#7sus4 is spelled A#, D#, E#, G#: the root, 4th, 5th, flat 7th. The common guitar voicing sounds A#, D#, G#, leaving out the 5th.
Frets from the low E string to the high E string: x 1 1 1 4 4 (x means the string is not played). Lay your index finger across the 1st fret from the A string to the G string (a barre). Add the B and high E strings at the 4th fret. Strum from the A string down; the low E string stays silent.
A#7sus4 belongs to 8 keys: Eb major (the V chord), Ab major (the ii chord), Db major (the vi chord), F# major (the iii chord), Bb minor (the i), F minor (the iv), D# minor (the v) and C minor (the VII).
