20 Stück Piezo Keramik Elemente Summer Durchmesser 15 mm Echolot mit Draht Kupfer für Bu SN❤
4,33 €
Piezoelectric ceramic buzzer is a kind of device used in piezoelectric ceramics. The more common one is to use zirconium. In order to improve the low frequency response, a dual diaphragm structure is generally used.
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