A#o7b9 Guitar Chord — Chart and Tabs in Drop B Fifths Tuning

Short answer: A#o7b9 is a A# Diminished 7♭9 chord with the notes A♯, C♯, E, G, B. In Drop B Fifths tuning, there are 20 voicings. See the fingering diagrams below.

Also known as: A#°7b9

Looking for A#o7b9 (Standard Tuning)?

Piano ChordsInstrumentsTunings

How to Play A#o7b9 on Guitar

A#o7b9, A#°7b9

Notes: A♯, C♯, E, G, B

8,7,8,7,7,8 (213114)
x,7,8,7,7,8 (x12113)
0,10,0,9,10,8 (.3.241)
8,7,11,7,7,8 (214113)
11,7,8,7,7,8 (412113)
x,10,0,9,10,8 (x3.241)
8,7,x,7,7,8 (21x113)
8,4,5,7,4,x (41231x)
5,4,8,7,4,x (21431x)
0,7,8,6,7,x (.2413x)
8,7,0,6,7,x (42.13x)
0,7,8,x,7,8 (.13x24)
8,7,0,x,7,8 (31.x24)
5,5,8,9,x,8 (1124x3)
8,5,5,9,x,8 (2114x3)
8,x,0,9,7,8 (2x.413)
0,x,8,9,7,8 (.x2413)
0,10,x,9,10,8 (.3x241)
0,10,8,9,x,8 (.413x2)
8,10,0,9,x,8 (14.3x2)

Quick Summary

  • The A#o7b9 chord contains the notes: A♯, C♯, E, G, B
  • In Drop B Fifths tuning, there are 20 voicings available
  • Also written as: A#°7b9
  • Each diagram shows finger positions on the Guitar fretboard

Frequently Asked Questions

What is the A#o7b9 chord on Guitar?

A#o7b9 is a A# Diminished 7♭9 chord. It contains the notes A♯, C♯, E, G, B. On Guitar in Drop B Fifths tuning, there are 20 ways to play this chord.

How do you play A#o7b9 on Guitar?

To play A#o7b9 on in Drop B Fifths tuning, use one of the 20 voicings shown above. Each diagram shows finger positions on the fretboard, with numbers indicating which fingers to use.

What notes are in the A#o7b9 chord?

The A#o7b9 chord contains the notes: A♯, C♯, E, G, B.

How many ways can you play A#o7b9 on Guitar?

In Drop B Fifths tuning, there are 20 voicings for the A#o7b9 chord. Each voicing uses a different position on the fretboard while playing the same notes: A♯, C♯, E, G, B.

What are other names for A#o7b9?

A#o7b9 is also known as A#°7b9. These are different notations for the same chord with the same notes: A♯, C♯, E, G, B.

All A# chords

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