The Bdim7  ukulele chord  is a Seventh (diminished) chord and contains the notes B, D, F, G#.  To build  Bdim7  chord, you need to use 1 b3 b5 bb7 formula. How to Play Bdim7 chord on ukulele?   Place your index finger on the 1st fret of the top g- string Your middle finger on […]