Ultimate Guitar Lesson


IV. Four-Note Chords

These are divided into two parts.
A. The essential chords derived from harmonizing the major scale.

Quality

Notes

Example

Major 1 3 5 7 (also described as "major-major)" Cmaj7
Minor 7 1 b3 5 b7 ("minor-minor") Cmi7
Dominant 7 1 3 5 b7 ("major-minor" or "seventh") C7
Minor 7b5 1 b3 b5 b7 ("half-diminished") Cdim

B. Other chords derived from the preceding essentials by substituting different notes:
Diminished 7 1 b3 b5 bb7 ("fully diminished") Cdim7
Dominant 7 sus 4 1 2 4 b7 C7sus4
Major 6 1 3 5 6 C6
Minor 6 1 b3 5 6 (3rd is minor, 6th is always major) Cmin6
Major add 9 1 3 5 9 Cadd9
Minor add 9 1 b3 5 9 Cmin(add9)
Minor major 7 1 b3 5 7 Cmi(maj7)
Augmented 7 1 3 #5 b7 (really a dominant 7 #5 chord) C+7, C7#5


Spell all the above chords from various roots and find two guitar voicings for each. Start with the major scale to find the pitches.