Cdim banjo chord

How to play Cdim on banjo

The most common way, the first shape above: your index finger on the low D string at the 1st fret, your ring finger on the A string at the 3rd fret and your middle finger on the high D string at the 1st fret. Let the short F♯ and F♯ strings ring open.

From the short F♯ string 0 1 0 3 1 (x: not played, 0: open)

What notes are in Cdim?

Cdim, C diminished, is C, E♭ and G♭: the root (C), the minor third (E♭) and the diminished fifth (G♭). Its formula is 1 ♭3 ♭5.

What is the difference between Cdim, Cm7♭5 and Cdim7?

Cdim is three notes, C, E♭ and G♭. Cm7♭5 adds the minor seventh, B♭; Cdim7 adds the diminished seventh, B♭♭, a half step lower.

Where does Cdim go?

Most often up a half step, to D♭: it is the chord on the seventh note of a major key, leading back to the tonic.

Keys with Cdim

Cdim is the vii° chord in D♭ major and the ii° chord in B♭ minor.