Chords
F# 9sus4
F# · B · C# · E · G#
F# 9sus4 (F#9sus4) is a other chord of 5 notes: F# · B · C# · E · G#.
Also written F#9sus
F# 9sus4
F# · B · C# · E · G#
Voicings on the piano
| Voicing | Notes | Play it on your instrument |
|---|---|---|
| Closed, root position | F#3 · B3 · C#4 · E4 · G#4 | |
| Open (drop 2) | E3 · F#3 · B3 · C#4 · G#4 | |
| Shell | F#3 · B3 · E4 | |
| Rootless | B3 · E4 · G#4 |
Tap a key or a fret to hear it.
Anatomy
F# 9sus4 (F#9sus4) contains the notes F# · B · C# · E · G#, each with a role measured as an interval from the root.
Read on: how triads are built · seventh chords · extensions
Inversions
An inversion of F# 9sus4 puts a chord tone other than F# in the bass; the name after the slash is that bass note.
Where it lives
The keys and the scales F# 9sus4 belongs to.
In which keys
F# 9sus4 is diatonic to 6 keys; the numeral is its degree and the label its harmonic function.
- A majorVI9sus4Tonic
- F# minorI9sus4Tonic
- E majorII9sus4Subdominant
- C# minorIV9sus4Subdominant
- B majorV9sus4Dominant
- G# minorVII9sus4Subdominant
Extensions beyond the seventh count when every note sits in the key.
Scales that contain it
F# 9sus4 fits inside these scales, each built on F#.
- F# MinorF# · G# · A · B · C# · D · E
- F# DorianF# · G# · A · B · C# · D# · E
- F# MixolydianF# · G# · A# · B · C# · D# · E
- F# PiongioF# · G# · B · C# · D# · E
- F# Mixolydian b6F# · G# · A# · B · C# · D · E
- F# BebopF# · G# · A# · B · C# · D# · E · E#
- F# Bebop MinorF# · G# · A · A# · B · C# · D# · E
- F# Minor BebopF# · G# · A · B · C# · D · E · E#
Understanding the F# 9sus4 chord
Names and symbols
F#9sus4 is the chord symbol for F# 9sus4; it is also written F#9sus.
sus on its own means sus4, and 7sus means 7sus4. sus2 is sometimes written add9(no3), which names the same notes from another angle.
F# 9sus4 and Gb 9sus4 are the same sound spelled two ways; both have a page here, and each links to the other. Gb 9sus4
Common questions
- What notes are in the F# 9sus4 chord?
- The F# 9sus4 chord contains the notes F# · B · C# · E · G#: the root F# with the intervals 1P, 4P, 5P, 7m, 9M stacked above it. Play them together for the chord or one after another for an arpeggio. The lowest note is normally F#, but any chord tone can take the bass in an inversion.
- What intervals make up the F# 9sus4 chord?
- Measured from F#, the F# 9sus4 chord stacks the intervals 1P, 4P, 5P, 7m, 9M. The quality of the third and of the seventh, if there is one, is what gives the chord its character; the rest of the notes colour it. Every interval in the formula links to its own page, with its sound.
- How do I play the F# 9sus4 chord?
- On guitar the most common F# 9sus4 shape is 222424, read from the lowest string to the highest; the instrument panel above shows several more with their fingerings. On piano play F#3 · B3 · C#4 · E4 · G#4 with the right hand, or move the root down into the left hand and keep the rest above it. Every shape on this page plays when you press it.