Patent ID: 8471137
Filing Date: 2013-06-25
Classification: G10H

Abstract:
1. A pickup system for detecting and converting sound and vibrations from a musical instrument into an electric signal for amplification, broadcasting, and recording, wherein the instrument is comprised of an instrument body, the pickup system comprising: a transducer means comprised of a housing, a magnet and an electric signal carrier, said transducer means having a magnetic field; a mounting means attached to said transducer means; and a cartridge means being comprised of a container and an attachment means and being positioned in proximity to said transducer means, said attachment means engaging said container with said transducer means, wherein said container is comprised of a first material, and wherein said container is filled with a second material, said first material and said second material being different from each other, each material affecting the electric signal and having resonant effects, wherein said second material is a fluid, and wherein said container houses said fluid, and wherein said fluid is ferromagnetic, said fluid creating an induced magnetic field complementary to the transducer means, wherein said transducer means is positioned at a distance from said cartridge means so that said induced magnetic field of said cartridge means is complementary to said magnetic field of said transducer means.