A#dim7/C# Guitar Chord

The A# diminished seventh over C# is a dominant chord. Explore fingerings, progressions, and theory analysis below.

Finger Positions

Dominant
A#dim7/C# diagram
Root Note A#
Name A# diminished seventh over C#
Intervals 1P-3m-5d-7d
Relative Minor Gm
Notes A#, C#, E, G
Aliases A#dim7, A#°7, A#o7

Common Progressions Popular patterns using A#

I-V-vi-IV

A# → F → Gm → D#

vi-IV-I-V

Gm → D# → A# → F

Diatonic Family (Triads)

A# Cm Dm D# F Gm Adim

Diatonic Family (7ths)

A#maj7 Cm7 Dm7 D#maj7 F7 Gm7 Am7b5

Scale Compatibility

View All Scales
Diminished Ultralocrian Locrian 6 Dorian #4 Lydian Diminished Hungarian Major Lydian #9 Half-Whole Diminished Composite Blues Messiaen's Mode #7 Chromatic

* 11 scales found containing the notes A#, C#, E, G.

Audio & MIDI Analysis

MIDI Numbers 70, 61, 64, 67
Frequencies (Hz)

466.1637615180899, 277.1826309768721, 329.6275569128699, 391.99543598174927