Bashny.Net
Conductive ink
Bashny.Net
An interesting example of the use of paper and ink conducting current as the electronic card. In my opinion, this is an excellent training develops radiokonstruktogr, which not only helps to learn the principles of building electronic circuits, but also "on the run" to test the performance of their ideas in the simplest electronics.
SIFCO under the cut
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Source:
SIFCO under the cut
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Source:
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