Eb Super Locrian (Altered Scale)

Notes in the Eb Super Locrian (Altered Scale)

Degree Name Note Frequency (A=440)
1 Tonic Eb 311.127 Hz
♭2 Altered 2nd E 329.628 Hz
♭3 Minor Mediant Gb 369.994 Hz
♭4 Altered 4th G 391.995 Hz
♭5 Tritone A 440.000 Hz
♭6 Altered 6th B 493.883 Hz
♭7 Subtonic Db 277.183 Hz

Interval Pattern

Formula: H-W-H-W-W-W-W
Step Interval Semitones From Note To Note
1 Half Step (H) 1 Eb E
2 Whole Step (W) 2 E Gb
3 Half Step (H) 1 Gb G
4 Whole Step (W) 2 G A
5 Whole Step (W) 2 A B
6 Whole Step (W) 2 B Db
7 Whole Step (W) 2 Db Eb

Chords Built on Scale Degrees

Degree Note Chord Quality
1 Eb Eb diminished diminished
♭2 E E minor minor
♭3 Gb Gb minor minor
♭4 G G augmented augmented
♭5 A A major
♭6 B B major
♭7 Db Db diminished diminished

Key Signature

3 — The Eb key signature uses Bb, Eb, Ab.

Eb Super Locrian (Altered Scale) in Practice

The Eb Super Locrian (Altered Scale) uses the key signature of 3 flats (Bb, Eb, Ab). Eb major has three flats and a rich, full sound well suited to brass instruments. It is widely used in jazz, classical music, and is the home key for Eb instruments. On guitar, Eb positions offer comfortable transposing instrument keys for this scale.

The Super Locrian (or Altered scale) is mode VII of melodic minor. It contains every possible alteration of the dominant scale and is the definitive jazz scale for altered dominant chord resolution.

Tuning Frequencies Across Temperaments

Frequencies shown at A=440 Hz. View full temperament data for any note.

Note Equal Temp. Pythagorean Just Intonation
Eb 311.127 Hz 309.026 Hz 313.951 Hz
E 329.628 Hz 330.001 Hz 327.032 Hz
Gb 369.994 Hz 371.251 Hz 367.911 Hz
G 391.995 Hz 391.111 Hz 392.438 Hz
A 440.000 Hz 440.000 Hz 436.043 Hz
B 493.883 Hz 495.000 Hz 490.548 Hz
Db 277.183 Hz 278.437 Hz 279.067 Hz

Related Scales

Transposing Instruments: Eb Super Locrian (Altered Scale)

Eb is a natural key for B♭ instruments (trumpet, clarinet, tenor sax), which sound a major second lower than written. B♭ instruments reading in C produce Eb concert pitch. E♭ instruments (alto sax, baritone sax) reading in Eb sound a major sixth lower.