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zakruti.com » Knowledge, science, education » GreatScott!
How Does Wireless Charging Work? Crude Wireless Energy Transfer Circuit

How Does Wireless Charging Work? Crude Wireless Energy Transfer Circuit

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Rating: 4.0; Vote: 1
How Does Wireless Charging Work? Crude Wireless Energy Transfer Circuit Kecoa: Hi GreatScott,
This video particularly I've seen 5 times as my reference to my wireless charger project. Thank you.
By the way, about the inefficiency of Qi charger you calculated in this video, please note that you put the mWh meter before the PCB transmitter which contains electronic. in my opinion, mWh meter should be placed after the pcb and before the coil. Let me know if I'm wrong.
well thank you again for this video!

Date: 2020-09-05

Comments and reviews: 9


At 4: 50, don't you mean add the capacitor in series? That's how resonance would be achieved. If it is parallel with the inductor, then it forms a low-pass filter, which is not required here. Would you please look into this? If I am having a misconception, I request you point me in the right direction. Thanks and regards.
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Using wireless energy transfer in smartphones makes no sense. Why use an additional device to charge The phone when I could just charge it with the cord Im using to power the device. Does it have a advantage that I don't know?
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Ordinary people: wireless charging is cool! Futuristic! Blah blah blah!
People with knowledge of electronics: Wireless charger is just a fancier version of an electrical transformer

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So LEDs are designed for effektive use at DC. Can someone explain why it is still producing light using AC? shouldn't the LED break? or is the light just oscillating?
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Just found ur chann. Keep it up. Have no idea what youre jibbering but u sound confident and I trust u and look forward to showing this vid to my children.
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Good explanation but a bit too technical for me. Didn't understand most of the engineering terms used. Still a great video for those who understands.
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Its a bit confuse sometimes because I speak spanisch, my second language is german and Great Scott is german and speak Inglisch.
All for electronics

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Magnets can be designed to naturally propell electrons along a circuit. Batteries are chemical magnets. Either way electrons are moving.
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4 volt led same as you used in video is glowing at full brightness. but small motor not running, i use rectifier then also
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