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How did it replace simpler devices
like the buzzer, the horn, the bell? And the answer is
piezoelectric technology and transistors
like the buzzer, the horn, the bell? And the answer is
piezoelectric technology and transistors
Full Transcript
00:00:01.000 --> 00:00:04.962
How did it replace simpler devices
like the buzzer, the horn, the bell?
00:00:06.547 --> 00:00:10.509
And the answer is
piezoelectric technology and transistors.
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Movie Summary
Scientists investigate unusual events from pop culture, science and history.