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An interactive reference for guitar chord shapes, voicings and the theory behind them.

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  1. Chords
  2. /
  3. F♯
  4. /
  5. 9

F♯ 9th (F♯9)

F♯Root
A♯Maj 3
C♯Perf 5
Emin 7
G♯9

Rich and bluesy. Dominant 7 with added 9th. Common in jazz, blues, and R&B for sophisticated harmony.

Notes
F♯A♯C♯EG♯
Formula
1 · 3 · 5 · ♭7 · 9
Type
Extended chord
03

How to play it

EADGBe2131412345

F♯9

F♯ 9th, Open

Bass
F♯, the root
Root
F♯
Strings
E A D G B e · open
  • F♯Root
  • A♯M3
  • C♯P5
  • Em7
  • G♯9

Up the neck

6 voicings, same five notes

Why a 9th chord sounds the way it does

F♯+4 fretsA♯+3 fretsC♯+3 fretsE+4 fretsG♯

Stacked from 4 intervals.

04

Where to go next

More F♯ chords

Same root, other colours

F♯maj7F♯7F♯add9F♯6F♯sus2F♯sus4F♯maj9F♯6/9

Chords in the key of F♯

What F♯9 usually sits next to

I · F♯ii · G♯miii · A♯mIV · BV · C♯vi · D♯mvii° · E♯°

Close relatives

Relatives of F♯ major

  • D♯mRelative minor of F♯ major
  • F♯mParallel minor, lower the 3rd

Other 9 chords

Same quality, every root

C9C♯9D9E♭9E9F9F♯9G9A♭9A9B♭9B9
01

Root

F♯
02

Quality

9

5+ notes: stack the 9th, 11th or 13th on a 7th chord.

Why a 9th chord sounds the way it does

F♯+4 fretsA♯+3 fretsC♯+3 fretsE+4 fretsG♯

Stacked from 4 intervals.

03

How to play it

EADGBe2131412345

F♯9

F♯ 9th, Open

Bass
F♯, the root
Root
F♯
Strings
E A D G B e · open
  • F♯Root
  • A♯M3
  • C♯P5
  • Em7
  • G♯9

Up the neck

6 voicings, same five notes
04

Where to go next

More F♯ chords

Same root, other colours

F♯maj7F♯7F♯add9F♯6F♯sus2F♯sus4F♯maj9F♯6/9

Chords in the key of F♯

What F♯9 usually sits next to

I · F♯ii · G♯miii · A♯mIV · BV · C♯vi · D♯mvii° · E♯°

Close relatives

Relatives of F♯ major

  • D♯mRelative minor of F♯ major
  • F♯mParallel minor, lower the 3rd

Other 9 chords

Same quality, every root

C9C♯9D9E♭9E9F9F♯9G9A♭9A9B♭9B9
F♯ 9th