VIOLINS, VIOLAS, CELLOS, AND BASSES ALL HAVE 4 OPEN STRINGS.
The term “Open String” means that the entire length of the string is free to vibrate.
(FROM THE NUT TO THE BRIDGE)
Each string is tightened by its own peg to the exact tension that brings the string to its exact and proper frequency.
OPEN STRING FREQUENCIES
VIOLIN OPEN STRINGS
VIOLA OPEN STRINGS
CELLO OPEN STRINGS
BASS OPEN STRINGS