7th fret
B E A D
3rd fret
G C F Bf
5th fret
A D G C
9th fret
Df Gf B E
Cycle of frets across / circle of fourths
B E A D G C F / Bf Ef Af Df Gf / starts over
Whole steps next to each other
BC EF
2nd fret
Gf B E A
4th fret
Af Df Gf B
6th fret
Bf Ef Af Df
8th fret
C F Bf Ef
10th fret
D G C F
11th fret
Ef Af Df Gf
5 ways to find octave
12 up
2 frets to the right and 2 strings up
3 frets left and 3 strings up
7 frets to the right and 1 string up
5 frets to the right and 1 string down