Five string violin Five string violin A five string violin is a variant of violin with an extra string tuned to a pitch below the violin's usual range. In addition to the G, D, A, and E strings of a standard violin, a five string violin typically includes a C string. (Six and seven string electric violins also exist, adding lower strings tuned to F and B.) The five string violin was created as a solution for improvisers that allowed musicians to combine the pitch ranges of violins and violas. Bobby Hicks, an award-winning bluegrass fiddler, popularized the five-string violin in 1963 as
Concert pitch D-flat), and are often tuned to match B brass instruments when the two are required to play together. The Stuttgart Conference of 1834 recommended C264 (A440) as the standard pitch based on Scheibler's studies with his Tonometer. For this reason A440 has been referred to as Stuttgart pitch or Scheibler pitch. In 1939, an international conference recommended that the A above middle C be tuned to 440 Hz, now known as "concert pitch". As a technical standard this was taken up by the International Organization for Standardization in 1955 and reaffirmed by them in 1975 as ISO 16. The difference