Power chords are not really chords. No, really. Hear me out.
Chords are 3 notes or more, whereas power chords only have 2 different notes. A more correct name would be “power intervals” because they only contain two different notes. Usually power chords are composed of the root, a perfect 5th interval, and the root note doubled at a higher pitch (called an octave). Basically they are just like playing perfect 5th intervals and doubling up a note or two.Read More »Guitar Power Chords Tutorial