A# Maj 7 #9 chord — Drop D
3 voicings · Drop D
Tuning:DADGBE
Open position
1 / 3
Chord tones
A#
R
D
+4
F
+7
A
+11
C#
+3
A# Maj 7 #9 in other tunings
Maj 7 #9 in other keys — Drop D
A# Maj 7 #9 in Drop D — video lessons
About A# Maj 7 #9 in Drop D
The A# Maj 7 #9 chord contains the notes A#, D, F, A, C#. In Drop D tuning (strings: D–A–D–G–B–E), the chord shapes differ from standard tuning because the open string pitches change. Drop D lowers the low E string to D, making power chords and D-root chords easier to play. Diagrams above show all playable shapes in this tuning.