A#sus4/C# Guitar Chord

The A# suspended fourth over C# is a suspended chord. Explore fingerings, progressions, and theory analysis below.

Finger Positions

Suspended
A#sus4/C# diagram
Root Note A#
Name A# suspended fourth over C#
Intervals 1P-4P-5P
Relative Minor Gm
Notes C#, A#, D#, F
Aliases A#sus4, A#sus

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
Major Minor Minor Blues Melodic Minor Harmonic Minor Bebop Dorian Mixolydian Phrygian Ionian Pentatonic Mixolydian Pentatonic Ritusen Egyptian Vietnamese 1 Kumoijoshi

* 15 scales found containing the notes C#, A#, D#, F.

Audio & MIDI Analysis

MIDI Numbers 61, 70, 63, 65
Frequencies (Hz)

277.1826309768721, 466.1637615180899, 311.1269837220809, 349.2282314330039