D♭ 7th, Flat 9th Mandolin Chord
- your first finger goes on the seventh fret of the fourth string
- your second finger goes on the eighth fret of the second string
- your third finger goes on the ninth fret of the third string
- your fourth finger goes on the ninth fret of the first string
Notes in a D♭ 7th, Flat 9th Mandolin chord
Root : D♭
3rd : F
5th : A♭
Minor 7th : B
Minor 9th : D