I am a huge Tesla fan. Anytime I read anything about wireless power applications I get very excited.
Coils and resonance frequency drives me nuts.
Check out bea.st’s web site:
On the main page is one such project that deals with
Magnetic Levitation using Hall effect Sensor Feedback, and Matched resonant wireless power transfer
Check out the video links right under the first image.
Detailed information and schematics are listed on the web site.
Wireless Power Transfer and Magnetic Levitation
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That first video is really cool!
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I have always wanted to build one of these. I am afraid if I do I will waste hours of my time just staring at it in amazement though.
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very good……………