The purpose of the circuit is to imitate the chirping of the cricket for use as gadgets for amusement and props while being powered by 5V to 12V batteries. The purpose of the circuit is to imitate the ...
When animals 'sing' sitting on the ground -- such as when crickets chirp -- their volume and reach increase dramatically, by as much as ten-fold. This result contradicts long-held beliefs in the field ...
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