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Guitar scale · harmonic & melodic

F# Dorian b5 Scale

Mode 2 of Harmonic Major: Dorian with a lowered 5th.

Notes F#G#ABCD#E
Formula 1 2 ♭3 4 ♭5 6 ♭7
Steps W H W H W+H H W
Mood Dark, Tense, Unusual
Heard in Modal Improvisation, Jazz

Interactive scale diagram

F# Dorian b5 Scale · Standard tuning

STR OP 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 E A D G B E

Tap any note to hear it.

F# Dorian b5 Scale tab: all 5 positions

Each tab climbs from the low E string to the high e string. Play it up, then back down.

Position 1 · E shape frets 2–6
e|-----------------------------2-4-5-|
B|-------------------------4-5-------|
G|-------------------2-4-5-----------|
D|-------------2-4-6-----------------|
A|-------2-3-6-----------------------|
E|-2-4-5-----------------------------|
Position 2 · D shape frets 4–8
e|-----------------------------4-5-7-8-|
B|-------------------------5-7---------|
G|-------------------4-5-8-------------|
D|-------------4-6-7-------------------|
A|---------6-7-------------------------|
E|-4-5-7-8-----------------------------|
Position 3 · C shape frets 6–10
e|-------------------------------7-8-|
B|------------------------7-9-10-----|
G|--------------------8-9------------|
D|-----------6-7-9-10----------------|
A|-----6-7-9-------------------------|
E|-7-8-------------------------------|
Position 4 · A shape frets 9–13
e|----------------------------------------11-12-|
B|-------------------------------10-12-13-------|
G|-----------------------9-11-13----------------|
D|---------------9-10-13------------------------|
A|-------9-11-12--------------------------------|
E|-11-12----------------------------------------|
Position 5 · G shape frets 11–15
e|-------------------------------------------11-12-14-|
B|-------------------------------------12-13----------|
G|----------------------------11-13-14----------------|
D|----------------------13-14-------------------------|
A|----------11-12-14-15-------------------------------|
E|-11-12-14-------------------------------------------|

How to play F# Dorian b5 on guitar

Find the root first: F# is at fret 2 on the low E string and fret 9 on the A string. The blue notes on the diagram are every F# on the neck; the gold ones are the rest of the scale's home chord (♭3, ♭5, ♭7), the safest notes to land on at the end of a phrase.

Learn it one box at a time. Position 1, the E shape, sits at frets 2–6. Once it's under your fingers, move to position 2 (the D shape) and play the notes the two boxes share, then keep going up the neck. After all five, the scale joins up into one pattern across the whole fretboard.

Degrees

DegreeNote
1 F#
2 G#
♭3 A
4 B
♭5 C
6 D#
♭7 E

Chords in F# Dorian b5

Stack every other note of the scale and you get these seven chords. They are the chords that sound "at home" in F# Dorian b5; tap one to see its shapes.

Degree Chord 7th chord Function
i° F#dim F#m7b5 Tonic
ii G#m G#m7 Supertonic
♭iii Am Am(maj7) Mediant
IV B B7 Subdominant
♭V+ Caug Cmaj7#5 Dominant
vi° D#dim D#dim7 Submediant
♭VII E Emaj7 Leading tone / subtonic

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Questions

What notes are in the F# Dorian b5 Scale?
The F# Dorian b5 Scale has 7 notes: F#, G#, A, B, C, D#, E.
What chords are in the F# Dorian b5 Scale?
The chords of F# Dorian b5 are F#dim (i°), G#m (ii), Am (♭iii), B (IV), Caug (♭V+), D#dim (vi°), E (♭VII).
What is the formula of the dorian b5 scale?
1 2 ♭3 4 ♭5 6 ♭7, which is the step pattern W H W H W+H H W (W = whole step, H = half step).
Where do I play F# Dorian b5 on the guitar?
The root F# is at fret 2 on the low E string and fret 9 on the A string. Position 1 (the E shape) covers frets 2–6, and four more positions connect it up the neck.

Dorian b5 Scale in every key

More scales in F#