Altered Dominant
Click keys to experiment with the chord
1 – 3 – #5 – b7 – b9
Intervals: 0 semitones, 4 semitones, 8 semitones, 10 semitones, 13 semitones
The "alt" suffix is deliberately ambiguous — it signals the altered scale (7th mode of melodic minor) and can include any combination of b5, #5, b9, and #9 alongside the fixed tones 1, 3, and b7. The voicing shown is one representative option.
The Eb7alt chord sounds colorful and expressive. It is built from the notes D#, G, B, C#, E, stacking 5 tones to create its distinctive sound. This chord is commonly heard in jazz.
Notes: D# – G – B – C# – E | Formula: 1 – 3 – #5 – b7 – b9
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