In blues ‘dominant’ 7 chords (A7 or D7 for example) are more common than basic major, minor and sus chords. The A7, D7 and E9 shapes shown here are all you need for a 12-bar blues improv in the key of ...

If you’re a guitarist, chances are you’ll be after recording yourself at some point or other. Your route to at-home or on-the-go recording is, of course, the humble audio interface – an essential and ...