Cdim7 bass chord

How to play Cdim7 on bass

The most common way, the first shape above: your middle finger on the E string at the 8th fret, your little finger on the A string at the 9th fret, your index finger on the D string at the 7th fret and your ring finger on the G string at the 8th fret.

From the E string 8 9 7 8 (x: not played, 0: open)

What notes are in Cdim7?

Cdim7, C diminished seventh, is C, E♭, G♭ and B♭♭: the root (C), the minor third (E♭), the diminished fifth (G♭) and the diminished seventh (B♭♭). Its formula is 1 ♭3 ♭5 ♭♭7.

Why do four diminished seventh chords have the same notes?

A diminished seventh is minor thirds stacked all the way round, C, E♭, G♭ and B♭♭, so Cdim7 has the same notes as the diminished sevenths on E♭, G♭ and B♭♭. Any of its notes can be the root.