Franco Petracchi (born September, 1937) is an Italian double bass soloist and teacher.
He is a native of Pistoia, Tuscany, and the author of Simplified Higher Technique.
He uses names chromatic, semi-chromatic and diatonic for different hand positions.
He plays a Gaetano Rossi bass, which is unusually large for a soloist.
You can help Wikipedia by expanding it.This article on a double bass player is a stub.