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Guitar scale · harmonic & melodic

Eb Locrian bb7 Scale

Mode 7 of Harmonic Major: Locrian with a doubly flattened 7th (𝄫7).

Notes EbFbGbAbACbC
Formula 1 ♭2 ♭3 4 ♭5 ♭6 𝄫7
Steps H W W H W H W+H
Mood Unstable, Dark, Dissonant
Heard in Modal Improvisation

Interactive scale diagram

Eb Locrian bb7 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.

Eb Locrian bb7 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 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-------------------------------------------|
Position 2 · D shape frets 13–17
e|-------------------------------------------14-16-17-|
B|-------------------------------------16-17----------|
G|-------------------------13-14-16-17----------------|
D|----------------13-14-16----------------------------|
A|----------14-15-------------------------------------|
E|-14-16-17-------------------------------------------|
Position 3 · C shape frets 15–19
e|-------------------------------------------16-17-19-|
B|----------------------------------16-17-19----------|
G|----------------------------16-17-------------------|
D|-------------------16-18-19-------------------------|
A|----------15-18-19----------------------------------|
E|-16-17-19-------------------------------------------|
Position 4 · A shape frets 18–22
e|-------------------------------------------19-20-|
B|----------------------------------19-21-22-------|
G|----------------------------20-21----------------|
D|----------------18-19-21-22----------------------|
A|-------18-19-21----------------------------------|
E|-19-20-------------------------------------------|
Position 5 · G shape frets 20–22
e|-------------------------20-|
B|-------------------21-22----|
G|-------------20-21----------|
D|-------21-22----------------|
A|----21----------------------|
E|-20-------------------------|

How to play Eb Locrian bb7 on guitar

Find the root first: Eb is at fret 11 on the low E string and fret 6 on the A string. The blue notes on the diagram are every Eb 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 11–15. 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.

Eb Locrian bb7 is also written D# Locrian bb7: D# E F# G# A B C. The frets are the same; under that name every note keeps its own letter, with no double sharps or flats.

Degrees

DegreeNote
1 Eb
♭2 Fb
♭3 Gb
4 Ab
♭5 A
♭6 Cb
𝄫7 C

Chords in Eb Locrian bb7

Stack every other note of the scale and you get these seven chords. They are the chords that sound "at home" in Eb Locrian bb7; tap one to see its shapes.

Degree Chord 7th chord Function
i° Ebdim Ebdim7 Tonic
♭II Fb Fbmaj7 Supertonic
♭iii° Gbdim Gbm7b5 Mediant
iv Abm Abm7 Subdominant
♭v Am Am(maj7) Dominant
♭VI Cb Cb7 Submediant
VII+ Caug Cmaj7#5 Leading tone / subtonic

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Questions

What notes are in the Eb Locrian bb7 Scale?
The Eb Locrian bb7 Scale has 7 notes: Eb, Fb, Gb, Ab, A, Cb, C.
What chords are in the Eb Locrian bb7 Scale?
The chords of Eb Locrian bb7 are Ebdim (i°), Fb (♭II), Gbdim (♭iii°), Abm (iv), Am (♭v), Cb (♭VI), Caug (VII+).
What is the formula of the locrian bb7 scale?
1 ♭2 ♭3 4 ♭5 ♭6 𝄫7, which is the step pattern H W W H W H W+H (W = whole step, H = half step).
Where do I play Eb Locrian bb7 on the guitar?
The root Eb is at fret 11 on the low E string and fret 6 on the A string. Position 1 (the E shape) covers frets 11–15, and four more positions connect it up the neck.

Locrian bb7 Scale in every key

More scales in Eb