Adim7 Piano Chord

Adim7

A Diminished 7th (with Flat 5th)

Root
A
Min 3rd
C
b 5th
Eb
Maj 6th
F#
E
G
B
D
F
F
A
C
E
A
C
Eb
F#

The Notes in a A Diminished 7th (with Flat 5th) Chord

The Min 3rd

Finding C from A step by step:

  • Start on: A
  • Step 1: move up to Bb
  • Step 2: move up to B
  • Step 3: Land on C
Min 3rd
C
Root
A
1
2
  • Bb is a minor second above A.
  • B is a major 2nd above A.
  • C is a minor third above A.

The b 5th

Finding Eb from A step by step:

  • Start on: A
  • Step 1: move up to Bb
  • Step 2: move up to B
  • Step 3: move up to C
  • Step 4: move up to C#
  • Step 5: move up to D
  • Step 6: Land on Eb
b 5th
Eb
Root
A
1
2
3
4
5
  • Bb is a minor second above A.
  • B is a major 2nd above A.
  • C is a minor third above A.
  • C# is a major third above A.
  • D is a fourth above A.
  • Eb is a flat fifth above A.

The Maj 6th

Finding F# from A step by step:

  • Start on: A
  • Step 1: move down to G#
  • Step 2: move down to G
  • Step 3: Land on F#
Maj 6th
F#
Root
A
1
2
  • G# is a minor second below A.
  • G is a major 2nd below A.
  • F# is a minor third below A. The maj 6th is down a minor third? Confusing, right? The note F# is down 3 half-steps from A, but up 9 half-steps from A:
Maj 6th
F#
Root
A
1
2
3
4
5
6
7
8