Ab Harmonic Minor Scale
Notes in the Ab Harmonic Minor Scale
| Degree | Name | Note | Frequency (A=440) |
|---|---|---|---|
| 1 | Tonic | Ab | 415.305 Hz |
| 2 | Supertonic | Bb | 466.164 Hz |
| ♭3 | Minor Mediant | B | 493.883 Hz |
| 4 | Subdominant | Db | 277.183 Hz |
| 5 | Dominant | Eb | 311.127 Hz |
| ♭6 | Minor Submediant | E | 329.628 Hz |
| 7 | Leading Tone | G | 391.995 Hz |
Interval Pattern
| Step | Interval | Semitones | From Note | To Note |
|---|---|---|---|---|
| 1 | Whole Step (W) | 2 | Ab | Bb |
| 2 | Half Step (H) | 1 | Bb | B |
| 3 | Whole Step (W) | 2 | B | Db |
| 4 | Whole Step (W) | 2 | Db | Eb |
| 5 | Half Step (H) | 1 | Eb | E |
| 6 | Aug 2nd (WH) | 3 | E | G |
| 7 | Half Step (H) | 1 | G | Ab |
Chords Built on Scale Degrees
| Degree | Note | Chord | Quality |
|---|---|---|---|
| 1 | Ab | Ab minor | minor |
| 2 | Bb | Bb diminished | diminished |
| ♭3 | B | B augmented | augmented |
| 4 | Db | Db minor | minor |
| 5 | Eb | Eb | major |
| ♭6 | E | E | major |
| 7 | G | G diminished | diminished |
Key Signature
4 ♭ — The Ab key signature uses Bb, Eb, Ab, Db.
Ab Harmonic Minor Scale in Practice
The Ab Harmonic Minor Scale uses the key signature of 4 flats (Bb, Eb, Ab, Db). Ab major has four flats and a full, somewhat dark sound. It is a common key in Romantic piano music and is frequently encountered in orchestral and choral writing. On guitar, Ab positions offer comfortable transposing instrument keys for this scale.
The harmonic minor scale raises the 7th degree of the natural minor scale, creating a leading tone and a characteristic augmented second interval between degrees 6 and 7.
Tuning Frequencies Across Temperaments
Frequencies shown at A=440 Hz. View full temperament data for any note.
| Note | Equal Temp. | Pythagorean | Just Intonation |
|---|---|---|---|
| Ab | 415.305 Hz | 417.657 Hz | 418.601 Hz |
| Bb | 466.164 Hz | 463.538 Hz | 470.926 Hz |
| B | 493.883 Hz | 495.000 Hz | 490.548 Hz |
| Db | 277.183 Hz | 278.437 Hz | 279.067 Hz |
| Eb | 311.127 Hz | 309.026 Hz | 313.951 Hz |
| E | 329.628 Hz | 330.001 Hz | 327.032 Hz |
| G | 391.995 Hz | 391.111 Hz | 392.438 Hz |
Related Scales
Transposing Instruments: Ab Harmonic Minor Scale
Ab 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 Ab concert pitch. E♭ instruments (alto sax, baritone sax) reading in Ab sound a major sixth lower.