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Circle of Fifths

Revision as of 16:17, 9 April 2014 by Meambobbo (talk | contribs) (Equivalent Pitches for Scales Below/Above by Interval)

Table with fifths from C to Cb and C# w/ full major scales

Cb Gb Db Ab Eb Bb F C G D A E B F# C#
7 b's 6 b's 5 b's 4 b's 3 b's 2 b's 1 b's 0 b/#'s 1 #'s 2 #'s 3 #'s 4 #'s 5 #'s 6 #'s 7 #'s
Unison Cb Gb Db Ab Eb Bb F C G D A E B F# C#
2nd Db Ab Eb Bb F C G D A E B F# C# G# D#
3rd Eb Bb F C G D A E B F# C# G# D# A# E#
4th Fb Cb Gb Db Ab Eb Bb F C G D A E B F#
5th Gb Db Ab Eb Bb F C G D A E B F# C# G#
6th Ab Eb Bb F C G D A E B F# C# G# D# A#
7th Bb F C G D A E B F# C# G# D# A# E# B#
Oct Cb Gb Db Ab Eb Bb F C G D A E B F# C#

Notice the 4ths and 7ths - this is where the notes flatten/sharpen when shifting keys up/down a fifth (or down/up a fourth).

Fifths and equivalents

All columns are equivalent pitches. Each cell is a perfect fifth above the cell to its left.

Dbb Abb Ebb Bbb Fb Cb Gb Db Ab Eb Bb F C
C G D A E B F# C# G# D# A# E# B#
B# F## C## G## D## A## E## B## F### C### G### D### A###

Rules and Guidelines

The 1.____ scale a perfect fifth 2.____ the current scale contains the same notes but the 3.___ in the current scale is 4.____ to become the 5.____ of the new scale.

1 2 3 4 5
major above P4 sharped M7
minor above M6 sharped M2
major below M7 flattened P4
minor below M2 flattened m6

Equivalent Pitches for Scales Below/Above by Interval

Modulating from any major scale to a new major scale ___ interval above/below the original key has ___ same pitches and #/b per note:

Example Key Db D Eb E F Gb G Ab A Bb B C C# D D# E F F# G G# A A# B
Interval -M7 -D7 -M6 -m6 -P5 -d5 -P4 -M3 -m3 -M2 -m2 Unison +m2 +M2 +m3 +M3 +P4 +d5 +P5 +m6 +M6 +D7 +M7

Which means the most harmonic key changes are:

Common Notes Diatonic Keys Non-Diatonic Keys