Uploaded December 2014 | Updated September 2026, 3 weeks ago

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Wireless transmission of electricity using the joule thief circuit - demonstrations and how it works. I show how to transmit enough energy to power an LED and a piezo buzzer. I even hide the transmitter in a desk drawer and power things on top.

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See also:

How to Make Wireless Transmission of Electricity/Joule Thief
(coming soon)

How a Joule Thief Works
youtube.com/watch?v=0GVLnyTdqkg

Electrostatic Precipitator/Smoke Precipitator - How it Works/How to Make
youtube.com/watch?v=x5YFK8mmeRQ

See also my webpage about this that also had the circuit diagram:
rimstar.org/science_electronics_projects/wireless_transmission_of_electricity_power.htm

Inspired by slider2732's video:
youtube.com/watch?v=qaXRKLIrc8c

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