Pitch Axis Theory Posted on May 20, 2011 By ericdano No Comments on Pitch Axis Theory Chordal instrument players are good to follow for figuring out how to solo to chord changes. Here is a little intro to what guitar players call “Pitch Axis Theory”. To me, it’s more of soloing to tonal centers, but potato or po-tat-o…. Articles Tags:guitar, improv, pitch axis, soloing, tonal centers