To jam and learn Raketkanon - Harry chords, your primary focus should be mastering these chords sequence: Eb, A, Am, C, Eb, Am, Ebm, Cm, C, A, Eb, A, Db and C. To master the tempo, it's wise to start at 44 BPM before aiming for the song's 88 BPM. For a balanced pitch, adjust the capo with respect to your voice and the song's key: A Major.