F7♯5 7-string bass chord

How to play F7♯5 on 7-string bass

The most common way, the first shape above: your index finger on the E string at the 1st fret, your middle finger on the D string at the 1st fret, your little finger on the G string at the 2nd fret and your ring finger on the C string at the 1st fret. Let the A and F strings ring open. Don’t play the B string.

From the B string x 1 0 1 2 1 0 (x: not played, 0: open)

What notes are in F7♯5?

F7♯5, F augmented seventh, is F, A, C♯ and E♭: the root (F), the major third (A), the augmented fifth (C♯) and the minor seventh (E♭). Its formula is 1 3 ♯5 ♭7.