F Altered Guitar Scale

Guitar scale in Half Step Down tuning — fretboard diagram

Half Step Down (EbAbDbGbBbEb)
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F altered scale — 6-string guitar fretboard diagramInteractive fretboard diagram showing the F altered scale on 6-string guitar with 22 frets. Notes: D#, F, F#, G#, A, B, C#.D#FF#G#ABC#D#FF#G#ABC#BC#D#FF#G#ABC#D#FF#G#F#G#ABC#D#FF#G#ABC#D#C#D#FF#G#ABC#D#FF#G#ABG#ABC#D#FF#G#ABC#D#FF#D#FF#G#ABC#D#FF#G#ABC#1357911121315171921

F Altered in Half Step Down — Notes and Intervals

The F Altered scale is the ultimate dominant scale in jazz. On Guitar, its notes are F, Gb, G#, A, B, Db, Eb. It contains every possible altered tension, making it sound extremely dissonant and complex. It is used by professional improvisers to create maximum tension over a dominant chord before a satisfying resolution. Commonly used in Jazz, Fusion, Post-Bop, Contemporary. Notable players include John Coltrane, Michael Brecker, Pat Metheny, Chick Corea. Use over 7alt, 7#9, 7b9, 7#5, 7b5 chords. The definitive scale for altered dominant chords that resolve to minor. Play C Altered over C7alt resolving to Fm.

Notes: F, Gb, G#, A, B, Db, Eb

Intervals: 1P, 2m, 2A, 3M, 4A, 6m, 7m

Degrees: 1 b2 #3 4 #5 b6 b7

Formula: H-W-H-W-W-W-W

Number of notes: 7

Tuning: Half Step Down (Eb-Ab-Db-Gb-Bb-Eb)

Also known as: super locrian, diminished whole tone, pomeroy

About Half Step Down Tuning

Eb Standard tuning lowers every string by one half step (Eb-Ab-Db-Gb-Bb-Eb), producing a slightly darker, heavier tone while keeping all standard chord shapes and scale patterns intact. This tuning has been the default for some of the greatest guitarists in rock and blues history, including Jimi Hendrix, Stevie Ray Vaughan, and Slash.

The half-step drop reduces string tension, making bending easier and giving a warmer, slightly thicker tone. For vocalists, the lower pitch can make singing more comfortable. Jimi Hendrix tuned to Eb on virtually all of his recordings — from 'Voodoo Child (Slight Return)' to 'Little Wing'. Stevie Ray Vaughan paired Eb tuning with very heavy strings to create his legendary thick tone on classics like 'Pride and Joy' and 'Texas Flood'. Slash used Eb for most Guns N' Roses recordings including 'Sweet Child O' Mine' and 'November Rain'. Alice in Chains also recorded extensively in Eb Standard.

Blues-RockClassic RockHard RockGrungeBlues

Notable artists: Jimi Hendrix, Stevie Ray Vaughan, Slash (Guns N' Roses), Alice in Chains, Nirvana

Best for: Blues-rock, classic rock, and any style where you want easier bending, slightly darker tone, and full compatibility with standard tuning shapes

Musical Character

DissonantComplexTenseResolving

Contains every possible altered tension (b9, #9, b5, #5) over a dominant chord. It is the ultimate 'tension before resolution' scale — play it on V7 and resolve to I for maximum drama.

Explore This Scale in Other Tunings

All Guitar scales in Half Step Down tuning