This jam track is in the key of A Locrian, Edgy Light Rock Style.
- Chords: F/A /// Eb/A ///
- Tempo: 100BPM
- Time: 4/4 Straight Feel
A Locrian Mode notes and formula:
- 1 b2 b3 4 b5 b6 b7
- A Bb C D Eb F G
This jam track is a two chord vamp using the IV and V chords taken from the parallel major scale of the Locrian mode (Bb major) but with A in the bass.
F/A could be just thought of as F major because it already contains an A.
Eb/A could be considered Eb add#11.
Fretboard diagrams used in this video
Full fretboard showing intervals for the A Locrian mode

Full fretboard showing notes for the A Locrian mode

F/A chord with A on the 5th fret

F/A chord with A on the 12th fret

Eb/A chord with A on the 5th fret, 6th string

Eb/A chord with A on the 12th fret

F major triads on top three strings

Eb major triads on top three strings

Eb major triads on top three strings with the A note added

Small A Locrian pattern starting on the A, 2nd fret, 3rd string.

Small A Locrian pattern starting on the A, 7th fret, 4th string.

Small A Locrian pattern starting on the A, 12th fret, 5th string.

Connecting smaller scale patterns with slides

A Locrian three notes per string patterns (3nps)

Fretboard diagram showing notes in the Eb major chord

Small scale pattern with the G note highlighted for targeting over the Eb/A chord.

Working