Patent ID: 7528318

Claim:
A musical tone control apparatus comprising: a storage device that stores musical piece data containing interval data indicative of intervals of musical tones constituting a musical piece; an extended string: a detecting device that detects vibration imparted to said string; and a controller that provides control so as to output, to a musical tone output device capable of outputting musical tones of intervals according to interval data inputted, said interval data stored in said storage device in a case where said detecting device detects said vibration being imparted to said string, and instruct the musical tone output device to stop outputting the musical tones in a case where said detecting device detects a magnitude of said vibration of said string being less than a predetermined value, wherein the musical tone output device starts outputting musical tones of said intervals according to said interval data when said interval data is inputted, continues to output said musical tones during a time period after starting outputting said musical tones before receiving said instruction of stopping said musical tones, and stops outputting said musical tones when receiving said instruction of stopping said musical tones.