Am9♭5 8-string bass chord

How to play Am9♭5 on 8-string bass

The most common way, the first shape above: lay your index finger flat across the four strings from the E to the G at the 5th fret, your middle finger on the A string at the 6th fret, your little finger on the C string at the 7th fret and your ring finger on the F string at the 6th fret. Don’t play the F♯ and B strings.

From the F♯ string x x 5 6 5 5 7 6 (x: not played, 0: open)

What notes are in Am9♭5?

Am9♭5, A half-diminished ninth, is A, C, E♭, G and B: the root (A), the minor third (C), the diminished fifth (E♭), the minor seventh (G) and the ninth (B). Its formula is 1 ♭3 ♭5 ♭7 9.