D9♭5 8-string bass chord

How to play D9♭5 on 8-string bass

The most common way, the first shape above: lay your index finger flat across the five strings from the B to the G at the 9th fret, your undefined finger on the F♯ string at the 8th fret, your ring finger on the E string at the 10th fret and your little finger on the D string at the 10th fret. Don’t play the C and F strings.

From the F♯ string 8 9 10 9 10 9 x x (x: not played, 0: open)

What notes are in D9♭5?

D9♭5, D ninth flat five, is D, F♯, A♭, C and E: the root (D), the major third (F♯), the diminished fifth (A♭), the minor seventh (C) and the ninth (E). Its formula is 1 3 ♭5 ♭7 9.