12 Hole Chromatic (std 48) Key of C -2 +3 +3< +3 -2 +5 +5 +5 +5< -5< -6 -5< +5< +5 +5 -3< -3< +5< +5 -3< +3< +3< -2 +3 +3 +3 +1 +2 -2 -2 -2 +3 +3< +3 -2 +5 +5 +5 +5< -5< -6 -5< +5< +5 +5 -3< -3< +5< +5 -3< +3< +3< -2 +3 +3 +3 +1 +2 -2 -2
12 Hole Chromatic (std 48) Key of C -2 +3 +3< +3 -2 +5 +5 +5 +5< -5< -6 -5< +5< +5 +5 -3< -3< +5< +5 -3< +3< +3< -2 +3 +3 +3 +1 +2 -2 -2 -2 +3 +3< +3 -2 +5 +5 +5 +5< -5< -6 -5< +5< +5 +5 -3< -3< +5< +5 -3< +3< +3< -2 +3 +3 +3 +1 +2 -2 -2