Finger Positions

Root Note C

Name C suspended second suspended fourth over A

Intervals 1P-2M-4P-5P

Relative Minor Am

Notes A, C, D, F, G

Aliases

How to play the Csus2sus4/A Chord

The Csus2sus4/A is a fundamental suspended chord in guitar music. To play this chord correctly, ensure your fingers are placed precisely on the frets indicated in the diagram above.

Music Theory Analysis

From a theoretical perspective, the C suspended second suspended fourth over A is built using the 1P, 2M, 4P, 5P intervals. In the key of C Major, this chord functions as the I chord.

Common Progressions

In music composition, the Csus2sus4/A chord is often used to create tension or resolution.

I-V-vi-IV

C → G → Am → F

vi-IV-I-V

Am → F → C → G

The Diatonic Family

Understanding the "family" of chords that belong to C helps with transposition and ear training.

Triads

C Dm Em F G Am Bdim

7ths

Cmaj7 Dm7 Em7 Fmaj7 G7 Am7 Bm7b5

Scale Compatibility

View All Scales

* 0 scales found containing the notes A, C, D, F, G.

Acoustic & Digital Analysis

Digital footprint of the Csus2sus4/A chord for MIDI programming and synthesizer sound design.

MIDI Numbers 69, 60, 62, 65, 67

Frequencies (Hz)

440, 261.6255653005986, 293.6647679174076, 349.2282314330039, 391.99543598174927