piano chord
Adim7
A1C♭3E♭♭5G♭♭♭7
Three minor thirds stacked. The seventh is doubly diminished, which is why it is written with a double flat.
What is true of it
Adim7 is A, C, E♭ and G♭ — 1, b3, b5 and bb7 counted from A.
piano chord
Three minor thirds stacked. The seventh is doubly diminished, which is why it is written with a double flat.
Adim7 is A, C, E♭ and G♭ — 1, b3, b5 and bb7 counted from A.