Altered Chord Generator

(based on Rudolf Louis and Ludwig Thuille: Harmonielehre, Stuttgart 1907)

Step 1: Choose a main tonality

Majorminor (3rd degree)

Step 2: Specify the tonality further

[i]

6th degree: Major 6thminor 6th
7th degree: Major 7thminor 7th

Step 3: Select alterations [i]

2nd degree: raised ↑diatoniclowered ↓
4th degree: raised ↑diatoniclowered ↓

show chords on all scale degreesshow only chords with alterationsexclude chords from standard diatonic scalesexclude chords from extended diatonic scales [i]

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