Violin typically are lower in pitch than the G-string; these strings are usually tuned to C, F, and B. If the instrument's playing length, or string length from nut to bridge, is equal to that of an ordinary full-scale violin; i.e., a bit less than , then it may be properly termed a violin. Some such instruments are somewhat longer and should be regarded as violas. Violins with five strings or more are typically used in jazz or folk music. Some custom-made instruments have extra strings which are not bowed, but which sound sympathetically, due to the vibrations of the bowed
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