On the Stradella bass system, diminished 7th chords are also minor 6th chords
AKA: G# diminished seventh, G#°, G#dim, G#dim7, G#dim7th, G#dim/6, G#dim(add6)
Green bass pattern: G#dim7(omit5) = G#m6(omit5)
Blue counter bass pattern: G#dim7
Notes:
G#, B, E, F
G#dim button plays:
G#, B, F (no E)
Intervals:
R, m3°, m5°, dim7°
Dim buttons play:
R, m3°, dim7° (no 5°)
Left hand:
Green bass pattern:
G#dim7(omit5), same as G#m6(omit5)
G# + G#dim
(A♭ + A♭dim)
Blue counter bass pattern: G#dim7
G# + Ddim
Fingering:
4 + 2