Dadd♭13 8-string bass chord

How to play Dadd♭13 on 8-string bass

The most common way, the first shape above: your ring finger on the B string at the 3rd fret, your index finger on the E string at the 2nd fret, your little finger on the G string at the 3rd fret and your middle finger on the C string at the 2nd fret. Let the A and D strings ring open. Don’t play the F♯ and F strings.

From the F♯ string x 3 2 0 0 3 2 x (x: not played, 0: open)

What notes are in Dadd♭13?

Dadd♭13, D major added flat thirteen, is D, F♯, A and B♭: the root (D), the major third (F♯), the perfect fifth (A) and the flat thirteenth (B♭). Its formula is 1 3 5 ♭13.