Wind musical instrument automated playback system

摘要: An automated playback system for a wind musical instrument which reproduces the performance of with high fidelity. The comprises sounding body, piston, signal-driven actuation means, signal means and drive signal. In one or more embodiments, body has shape related to sleeve opening houses piston; an electro-dynamic motivates piston using unique armature structure; provides measurement internal air column acoustic pressure while played by human player. Embodiments invention provide convincing reproduction live can be used in situations ordinarily requiring performer, offering distinct advantage.