An apparatus, system and method for electronically controlling the acoustical characteristics of certain percussion musical instruments such as acoustical drums and cymbals are provided. The various embodiments incorporate one or more electroactive materials which are conjoined to the vibratory elements...http://www.google.fr/patents/US7394014?utm_source=gb-gplus-shareBrevet US7394014 - Apparatus, system, and method for electronically adaptive percussion instruments
Apparatus, system, and method for electronically adaptive percussion instruments
