Changes

In standard tuning, the guitar has a usual range of four octaves, ranging from E3 to around E7 (on a 24-fret guitar). This standard range can be broadened by using basic guitar techniques such as bending a note to raise its pitch, or by using a vibrato-arm on an electric guitar to lower its pitch.

In standard tuning, the guitar has a usual range of four octaves, ranging from E3 to around E7 (on a 24-fret guitar). This standard range can be broadened by using basic guitar techniques such as bending a note to raise its pitch, or by using a vibrato-arm on an electric guitar to lower its pitch.

==References==

==References==