Bimorph transducers, i.e. piezoelectric bending multilayer structures with one or more piezoelectric layers, e.g. piezo on metal, serial bimorph or parallel bimorph

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Input/output interfacing specifically adapted for electrophonic musical tools or instruments > Transducers, i.e. details, positioning or use of assemblies to detect and convert mechanical vibrations or mechanical strains into an electrical signal, e.g. audio, trigger or control signal > Piezoelectric transducers for vibration sensing or vibration excitation in the audio range; Piezoelectric strain sensing, e.g. as key velocity sensor; Piezoelectric actuators, e.g. key actuation in response to a control voltage > Bimorph transducers, i.e. piezoelectric bending multilayer structures with one or more piezoelectric layers, e.g. piezo on metal, serial bimorph or parallel bimorph