This is the A major scale. As you can see there are seven notes, with the first note (called the root note) repeated at the end in a higher register. A minor 7th chord is constructed by using the 1st, ...

When it comes to guitar chords, it all begins with basic ones that are called either major (use just the letter of the chord, eg E for E major) or minor (reduced to the letter plus m, eg Em for E ...

This is a cool trick you can use in a 12-bar blues progression to spice up your blues riffs. Taking a minor chord (In this example, an Am7 played in the thumb and triad style) and hammering onto the ...

Minor: A Minor chord is also a triad, containing a root, Minor third and a perfect fifth. The notation for Minor chords is to have the root note followed by m or min. For example, Emin, F#m and Bbm ...

However, whichever keys the original songs are in, they do have their chord progressions – their essential formula – in common. To understand this properly, we need to introduce a bit of theory.