A model of microphone utilizing the piezoelectric constant d 31 of PVDF... | Download Scientific Diagram
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This is the piezoelectric microphone I designed for my viola (and for other acoustic instruments). Braided the wires myself. It uses a specially designed preamp to sound right, will post a link
Amazon.com: Ruiwaer 12PCS 27mm Piezo Disc Element Sensor with Wire, Piezoelectric Pickup Sensor, Contact Microphone Trigger, Transducer Prewired for Guitar Drum Trigger, Gold : Musical Instruments
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