Understanding 12 Bar Blues Progression

Notes in the Backing Chords. (Guitar chords may contain different voicings-this diagram shows idealised chords)
|
Root |
Major 3rd |
5th |
Dominant 7th |
|
|
A7 |
A |
C# |
E |
G |
|
D7 |
D |
F# |
A |
C |
|
E7 |
E |
G# |
B |
D |
12 Bar Blues Structure
|
A7 |
A7 |
A7 |
A7 |
|
D7 |
D7 |
A7 |
A7 |
|
E7 |
D7 |
A7 |
E7 |