Musical tuning to the fundamental note of the unstopped, full string. The strings of a guitar are normally tuned to fourths (excepting the G and B strings in standard tuning, which are tuned to a third), as are the strings of the bass guitar and double bass. Violin, viola, and cello strings are tuned to fifths. However, non-standard tunings (called scordatura) exist to change the sound of the instrument or create other playing options. To tune an instrument, often only one reference pitch is given. This reference is used to tune one string, to which the other strings are tuned in the
Violin technique possible, the amount of adjustment needed may be greatly reduced by training the fingers to fall properly in the first place. That said, a quote widely attributed to Jascha Heifetz goes something like: "I play as many wrong notes as anyone, but I fix them before most people can hear them." The fingers are conventionally numbered 1 (index finger) to 4 (little finger). Especially in instructional editions of violin music, numbers over the notes may indicate which finger to use, with "0" above the note indicating "open" string, or playing on a string without manipulating the pitch using the left