B7♭5 banjo chord

How to play B7♭5 on banjo

The most common way, the first shape above: your index finger on the low D string at the 1st fret, your middle finger on the G string at the 2nd fret and your ring finger on the high D string at the 3rd fret. Let the B string ring open. Don’t play the short G string.

From the short G string x 1 2 0 3 (x: not played, 0: open)

What notes are in B7♭5?

B7♭5, B dominant seventh flat five, is B, D♯, F and A: the root (B), the major third (D♯), the diminished fifth (F) and the minor seventh (A). Its formula is 1 3 ♭5 ♭7.