A7♭5 5-string bass chord

How to play A7♭5 on 5-string bass

The most common way, the first shape above: your index finger on the E string at the 5th fret, your ring finger on the A string at the 6th fret, your middle finger on the D string at the 5th fret and your little finger on the G string at the 6th fret. Don’t play the B string.

From the B string x 5 6 5 6 (x: not played, 0: open)

What notes are in A7♭5?

A7♭5, A dominant seventh flat five, is A, C♯, E♭ and G: the root (A), the major third (C♯), the diminished fifth (E♭) and the minor seventh (G). Its formula is 1 3 ♭5 ♭7.