Barre Chords - 2 families of chords cover every basic chord u201cbarringu201d the base fret making
it act like a moveable guitar nut. Ex: an E major chord barred at the first fret is F major
The frets with the nut as zero will increase in pitch 12 frets until it repeats an octave higher
Nut 1 2 3 4 5 6 7 8 9 10 11 12 (octave) (top/bass two strings)
A Bb B C C# D D# E F F# G G# A
E F F# G G# A Bb B C C# D D# E