How to play Bdim7: a diminished 7th built on B, with 1 voicing, the notes, and the intervals.
The first diagram is a common voicing: played at the first few frets. An X above a string means don't play it; an O means play it open.
The same chord in other positions on the neck: movable shapes transposed to B. Open any of them in the Diagram Maker below to adjust the fingering.
| Note | B | D | F | Ab |
|---|---|---|---|---|
| Interval | R | b3 | b5 | bb7 |
Bdim7 is a diminished 7th with B as its root. The full theoretical spelling is B, D, F, Ab. This voicing sounds every chord tone.
All tools are free with no download. Customize the fingering, print it, or drop it straight into a chart.
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