Piezoelectric Diaphragms are piezoelectric ceramic disks adhered to a metal plates of brass or nickel-alloy.
Diaphragms can be classified into External Drive Type and Self Drive Type.
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PDF catalogs for Piezoelectric Sound Components are available at the following links:
Piezoelectric Sound Components
Piezoelectric Sound Components Catalog & Application Manual
(PDF: 0.8 MB)
Product Lineup of Sound Components
(PDF: 0.3 MB)