Piezo FM Transmitter Circuit

Piezo FM Voice Transmitter Circuit

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FM Transmitter Circuit using a Piezo Transducer
This Piezo transmitter circuit transmits anything and everything, including audio when it is attached to a fixed object. A great experimenters project. The transmitter circuit is tunable over the 88 to 108 MHz FM band. B1 Battery voltage is anywhere from 3 to 9 Volts DC.