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Author Topic: Power from a pencil  (Read 27 times)

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Offline CG

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Power from a pencil
« on: October 21, 2022, 03:04:58 pm »
https://youtu.be/vGtHJsZFuao

Then I suggested using sunlight.


https://youtu.be/rm4FC68iaZg


But he never gave me credit for it. :-(

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Offline CG

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Re: Power from a pencil
« Reply #1 on: October 22, 2022, 06:44:46 am »
A 7.5 volt solar cell. Using 6B and HB PENCIL LEAD.

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Offline CG

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Re: Power from a pencil
« Reply #2 on: October 30, 2022, 10:11:00 am »
100 percent Graphite Solar Panel . You could print the zig-zag pattern on the back of a black piece of sheet aluminum. No need for a lense.


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Offline CG

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Re: Power from a pencil
« Reply #3 on: October 31, 2022, 08:36:31 pm »
Evidently this won't work. The opposite junction would need to be cold according to what I've read.
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