D♭maj7♯5 7-string bass chord

How to play D♭maj7♯5 on 7-string bass

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

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

What notes are in D♭maj7♯5?

D♭maj7♯5, D♭ augmented major seventh, is D♭, F, A and C: the root (D♭), the major third (F), the augmented fifth (A) and the major seventh (C). Its formula is 1 3 ♯5 7.