Strings within a course are tuned either in unison or in octaves; tuning between courses is in fourths, except between the second and third courses where the interval is a major third. With the instrument held in playing position, the stringing is: devil, devil, 5 (or 4)-string course, 6 (or 5)-string course, 5 (or 4)-string course, 3-string course, 3-string course, devil, devil, and the most common tuning is: