C major is where campanella earns its name cheapest: the scale contains all four open strings’ notes — G, C, E, and A — so nearly half the octave rings for free. The map below plays C and D low on the C string, crosses to the open E, reaches back to the C string for F, then lands three of the last four notes on open strings or the G string. Only one pair of consecutive notes shares a string (the opening C to D); everything else overlaps.
Reading the map
Notice what the fingering refuses to do: it never walks up one string the way a position scale would. F sits at the fifth fret of the C string — a longer reach than the first fret of the E string — precisely so that E can keep ringing under it. B lives on the G string’s fourth fret rather than the E string’s seventh, keeping the top A free to sustain. Compare it with the conventional C major position maps and you will see the same notes making entirely different choices, for entirely musical reasons.
Practicing it
Play the eight notes as slow, even quarters with the audio, and listen for the overlap: each note should still be sounding when the next begins, the way a piano sounds with the sustain pedal down. If a note dies early, a fretting finger is leaning on the string that carries it. Once the ascent rings cleanly, play it descending — same frets, reversed — then in thirds (C–E, D–F, E–G…), which is where campanella starts sounding like repertoire instead of practice. Ode to Joy is this exact map arranged into a tune; it makes the ideal next page.