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"Hobby Circuits for your Hobby Projects"
Last Updated on:  08/29/2008 02:09:30 PM

Piezoelectric Triggered Switch
designed by David A. Johnson, P.E.

Piezoelectric Triggered Switch
Two different switch circuits are shown.  One sources current and the second sinks current.  Both switches are connected to a piezoelectric wafer.  When the wafer is tapped, the switches are activated.
Click on Schematic below to view PDF version of this Circuit
Circuit Piezoelectric Trigger Switch Circuits designed by David Johnson, P.E. (June 30, 2006)

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