Holdsworth Scale Generator

Generate scales based on Allan Holdsworth's approach - avoiding clusters of consecutive half steps to create more open, flowing melodic possibilities.

Showing 12 scales with 7 notes and at most 2 consecutive half steps

Scale 1
R b2 b3 3 #4 5 6
F
F
G
A
C
C
D
E
F
G
A
C
C
D
C
C
D
E
F
G
A
C
C
D
E
F
G
A
G
A
C
C
D
E
F
G
A
C
C
D
E
D
D
E
F
G
A
C
C
D
E
F
G
A
C
A
C
C
D
E
F
G
A
C
C
D
E
F
G
E
F
G
A
C
C
D
E
F
G
A
C
C
3
5
7
9
12
15
17
19
22
Scale 2
R b2 b3 3 #4 5 b7
F
F
G
A
C
C
D
E
F
G
A
C
C
D
C
C
D
E
F
G
A
C
C
D
E
F
G
A
G
A
C
C
D
E
F
G
A
C
C
D
E
D
D
E
F
G
A
C
C
D
E
F
G
A
C
A
A
C
C
D
E
F
G
A
C
C
D
E
F
G
E
F
G
A
C
C
D
E
F
G
A
C
C
3
5
7
9
12
15
17
19
22
Scale 3
R b2 b3 3 #4 5 7
F
F
G
B
C
C
D
E
F
G
B
C
C
D
C
C
D
E
F
G
B
C
C
D
E
F
G
G
B
C
C
D
E
F
G
B
C
C
D
E
D
D
E
F
G
B
C
C
D
E
F
G
B
C
A
B
C
C
D
E
F
G
B
C
C
D
E
F
G
E
F
G
B
C
C
D
E
F
G
B
C
C
3
5
7
9
12
15
17
19
22
Scale 4
R b2 b3 3 #4 b6 6
F
F
G
A
C
C
D
E
F
G
A
C
C
D
C
C
D
E
F
G
A
C
C
D
E
F
G
A
G
G
A
C
C
D
E
F
G
A
C
C
D
E
D
D
E
F
G
A
C
C
D
E
F
G
A
C
A
C
C
D
E
F
G
A
C
C
D
E
F
E
F
G
A
C
C
D
E
F
G
A
C
C
3
5
7
9
12
15
17
19
22
Scale 5
R b2 b3 3 #4 b6 b7
F
F
G
A
C
C
D
E
F
G
A
C
C
D
C
C
D
E
F
G
A
C
C
D
E
F
G
A
G
G
A
C
C
D
E
F
G
A
C
C
D
E
D
D
E
F
G
A
C
C
D
E
F
G
A
C
A
A
C
C
D
E
F
G
A
C
C
D
E
F
E
F
G
A
C
C
D
E
F
G
A
C
C
3
5
7
9
12
15
17
19
22
Scale 6
R b2 b3 3 #4 b6 7
F
F
G
B
C
C
D
E
F
G
B
C
C
D
C
C
D
E
F
G
B
C
C
D
E
F
G
G
G
B
C
C
D
E
F
G
B
C
C
D
E
D
D
E
F
G
B
C
C
D
E
F
G
B
C
A
B
C
C
D
E
F
G
B
C
C
D
E
F
E
F
G
B
C
C
D
E
F
G
B
C
C
3
5
7
9
12
15
17
19
22
Scale 7
R b2 b3 3 #4 6 b7
F
F
A
A
C
C
D
E
F
A
A
C
C
D
C
C
D
E
F
A
A
C
C
D
E
F
A
A
G
A
A
C
C
D
E
F
A
A
C
C
D
E
D
D
E
F
A
A
C
C
D
E
F
A
A
C
A
A
C
C
D
E
F
A
A
C
C
D
E
F
E
F
A
A
C
C
D
E
F
A
A
C
C
3
5
7
9
12
15
17
19
22
Scale 8
R b2 b3 3 #4 6 7
F
F
A
B
C
C
D
E
F
A
B
C
C
D
C
C
D
E
F
A
B
C
C
D
E
F
A
G
A
B
C
C
D
E
F
A
B
C
C
D
E
D
D
E
F
A
B
C
C
D
E
F
A
B
C
A
B
C
C
D
E
F
A
B
C
C
D
E
F
E
F
A
B
C
C
D
E
F
A
B
C
C
3
5
7
9
12
15
17
19
22
Scale 9
R b2 b3 3 #4 b7 7
F
F
A
B
C
C
D
E
F
A
B
C
C
D
C
C
D
E
F
A
B
C
C
D
E
F
A
G
A
B
C
C
D
E
F
A
B
C
C
D
E
D
D
E
F
A
B
C
C
D
E
F
A
B
C
A
A
B
C
C
D
E
F
A
B
C
C
D
E
F
E
F
A
B
C
C
D
E
F
A
B
C
C
3
5
7
9
12
15
17
19
22
Scale 10
R b2 b3 3 5 b6 b7
F
G
G
A
C
C
D
E
G
G
A
C
C
D
C
C
D
E
G
G
A
C
C
D
E
G
G
A
G
G
A
C
C
D
E
G
G
A
C
C
D
E
D
D
E
G
G
A
C
C
D
E
G
G
A
C
A
A
C
C
D
E
G
G
A
C
C
D
E
G
E
G
G
A
C
C
D
E
G
G
A
C
C
3
5
7
9
12
15
17
19
22
Scale 11
R b2 b3 3 5 b6 7
F
G
G
B
C
C
D
E
G
G
B
C
C
D
C
C
D
E
G
G
B
C
C
D
E
G
G
G
G
B
C
C
D
E
G
G
B
C
C
D
E
D
D
E
G
G
B
C
C
D
E
G
G
B
C
A
B
C
C
D
E
G
G
B
C
C
D
E
G
E
G
G
B
C
C
D
E
G
G
B
C
C
3
5
7
9
12
15
17
19
22
Scale 12
R b2 b3 3 5 6 b7
F
G
A
A
C
C
D
E
G
A
A
C
C
D
C
C
D
E
G
A
A
C
C
D
E
G
A
A
G
A
A
C
C
D
E
G
A
A
C
C
D
E
D
D
E
G
A
A
C
C
D
E
G
A
A
C
A
A
C
C
D
E
G
A
A
C
C
D
E
G
E
G
A
A
C
C
D
E
G
A
A
C
C
3
5
7
9
12
15
17
19
22
4
Fourths Hub

Free guitar tools for P4 tuning