Bb7b13 Chord
Chord Tones
| Interval | Note |
|---|---|
| Perfect 1st | Bb |
| Major 3rd | D |
| Augmented 5th | Gb |
| Minor 7th | Ab |
| Minor 13th | Gb |
Compatible Scales
Bb を基準としたスケール
Pentad (five-note chord) rooted on Bb（Chord Tones: Bb, D, Gb, Ab, Gb）
| Interval | Note |
|---|---|
| Perfect 1st | Bb |
| Major 3rd | D |
| Augmented 5th | Gb |
| Minor 7th | Ab |
| Minor 13th | Gb |
Bb を基準としたスケール
