Violin where a stopped note sounds a unison or octave with another (open) string, causing it to resonate sympathetically. Students often use these ringing tones to check the intonation of the stopped note by seeing if it is harmonious with the open string. For example, when playing the stopped pitch "A" on the G string, the violinist could play the open D string at the same time, to check the intonation of the stopped "A". If the "A" is in tune, the "A" and the open D string should produce a harmonious perfect fourth. Violins are tuned in perfect fifths, like
Cretan lyra plates was reported in 2006. The old model of the Cretan lyra (also called "lyraki" ~ small lyra), is tuned 5-1-4. That is, the middle string is the lowest in pitch and the others are a 4th and a 5th above it. The performer plays the melody on the 1st and 3rd string, using the 2nd string as a drone (Magrini 1997), similarly to the Byzantine lyras from ca. 1190 AD, found in the excavations of Novgorod (Anthony Baines, 1992). The contemporary lyra modelled after Stagakis' design is tuned in fifths to (d-a-e'), and like the violin, it uses no